Home / 1,304,248.82-1,799,881.76-787,930.93

Finding the Fourth Proportional to 1,304,248.82, 1,799,881.76 and 787,930.93

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Solution

The fourth proportional to 1,304,248.82, 1,799,881.76 and 787,930.93 is: 1,087,355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,248.82 : 1,799,881.76 = 787,930.93 : x
  2. Step 2: Convert to fraction form
    1,304,248.82/1,799,881.76 = 787,930.93/x
  3. Step 3: Cross multiply
    1,304,248.82x = 1,799,881.76 × 787,930.93
  4. Step 4: Simplify right side
    1,304,248.82x = 1,418,182,496,107.77
  5. Step 5: Solve for x
    x = 1,418,182,496,107.77/1,304,248.82
  6. Step 6: Final answer
    x = 1,087,355.78

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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.