Home / 2,200,511.70-3,300,767.55-1,255,727.70

Finding the Fourth Proportional to 2,200,511.70, 3,300,767.55 and 1,255,727.70

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Solution

The fourth proportional to 2,200,511.70, 3,300,767.55 and 1,255,727.70 is: 1,883,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,511.70 : 3,300,767.55 = 1,255,727.70 : x
  2. Step 2: Convert to fraction form
    2,200,511.70/3,300,767.55 = 1,255,727.70/x
  3. Step 3: Cross multiply
    2,200,511.70x = 3,300,767.55 × 1,255,727.70
  4. Step 4: Simplify right side
    2,200,511.70x = 4,144,865,243,796.14
  5. Step 5: Solve for x
    x = 4,144,865,243,796.14/2,200,511.70
  6. Step 6: Final answer
    x = 1,883,591.55

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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.