Home / 4,920,605.70-7,380,908.55-3,021,188.10

Finding the Fourth Proportional to 4,920,605.70, 7,380,908.55 and 3,021,188.10

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Solution

The fourth proportional to 4,920,605.70, 7,380,908.55 and 3,021,188.10 is: 4,531,782.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,605.70 : 7,380,908.55 = 3,021,188.10 : x
  2. Step 2: Convert to fraction form
    4,920,605.70/7,380,908.55 = 3,021,188.10/x
  3. Step 3: Cross multiply
    4,920,605.70x = 7,380,908.55 × 3,021,188.10
  4. Step 4: Simplify right side
    4,920,605.70x = 22,299,113,078,448.25
  5. Step 5: Solve for x
    x = 22,299,113,078,448.25/4,920,605.70
  6. Step 6: Final answer
    x = 4,531,782.15

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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.