Home / 1,687,970.43-2,329,403.13-924,073.20

Finding the Fourth Proportional to 1,687,970.43, 2,329,403.13 and 924,073.20

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Solution

The fourth proportional to 1,687,970.43, 2,329,403.13 and 924,073.20 is: 1,275,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,970.43 : 2,329,403.13 = 924,073.20 : x
  2. Step 2: Convert to fraction form
    1,687,970.43/2,329,403.13 = 924,073.20/x
  3. Step 3: Cross multiply
    1,687,970.43x = 2,329,403.13 × 924,073.20
  4. Step 4: Simplify right side
    1,687,970.43x = 2,152,539,004,429.12
  5. Step 5: Solve for x
    x = 2,152,539,004,429.12/1,687,970.43
  6. Step 6: Final answer
    x = 1,275,223.17

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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.