Home / 2,487,201.17-3,730,800.69-690,084.36

Finding the Fourth Proportional to 2,487,201.17, 3,730,800.69 and 690,084.36

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Solution

The fourth proportional to 2,487,201.17, 3,730,800.69 and 690,084.36 is: 1,035,126.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,201.17 : 3,730,800.69 = 690,084.36 : x
  2. Step 2: Convert to fraction form
    2,487,201.17/3,730,800.69 = 690,084.36/x
  3. Step 3: Cross multiply
    2,487,201.17x = 3,730,800.69 × 690,084.36
  4. Step 4: Simplify right side
    2,487,201.17x = 2,574,567,206,446.21
  5. Step 5: Solve for x
    x = 2,574,567,206,446.21/2,487,201.17
  6. Step 6: Final answer
    x = 1,035,126.25

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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.