Home / 4,293,213.70-6,439,820.55-3,103,485.70

Finding the Fourth Proportional to 4,293,213.70, 6,439,820.55 and 3,103,485.70

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Solution

The fourth proportional to 4,293,213.70, 6,439,820.55 and 3,103,485.70 is: 4,655,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293,213.70 : 6,439,820.55 = 3,103,485.70 : x
  2. Step 2: Convert to fraction form
    4,293,213.70/6,439,820.55 = 3,103,485.70/x
  3. Step 3: Cross multiply
    4,293,213.70x = 6,439,820.55 × 3,103,485.70
  4. Step 4: Simplify right side
    4,293,213.70x = 19,985,890,987,491.14
  5. Step 5: Solve for x
    x = 19,985,890,987,491.14/4,293,213.70
  6. Step 6: Final answer
    x = 4,655,228.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.