Home / 1,304,313.90-1,799,951.52-723,625.12

Finding the Fourth Proportional to 1,304,313.90, 1,799,951.52 and 723,625.12

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Solution

The fourth proportional to 1,304,313.90, 1,799,951.52 and 723,625.12 is: 998,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,313.90 : 1,799,951.52 = 723,625.12 : x
  2. Step 2: Convert to fraction form
    1,304,313.90/1,799,951.52 = 723,625.12/x
  3. Step 3: Cross multiply
    1,304,313.90x = 1,799,951.52 × 723,625.12
  4. Step 4: Simplify right side
    1,304,313.90x = 1,302,490,134,654.18
  5. Step 5: Solve for x
    x = 1,302,490,134,654.18/1,304,313.90
  6. Step 6: Final answer
    x = 998,601.74

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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.