Home / 3,680,287.66-5,078,440.83-2,713,938.22

Finding the Fourth Proportional to 3,680,287.66, 5,078,440.83 and 2,713,938.22

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Solution

The fourth proportional to 3,680,287.66, 5,078,440.83 and 2,713,938.22 is: 3,744,972.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,287.66 : 5,078,440.83 = 2,713,938.22 : x
  2. Step 2: Convert to fraction form
    3,680,287.66/5,078,440.83 = 2,713,938.22/x
  3. Step 3: Cross multiply
    3,680,287.66x = 5,078,440.83 × 2,713,938.22
  4. Step 4: Simplify right side
    3,680,287.66x = 13,782,574,666,545.52
  5. Step 5: Solve for x
    x = 13,782,574,666,545.52/3,680,287.66
  6. Step 6: Final answer
    x = 3,744,972.12

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.