Home / 1,283,372.59-1,926,951.31-715,862.50

Finding the Fourth Proportional to 1,283,372.59, 1,926,951.31 and 715,862.50

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Solution

The fourth proportional to 1,283,372.59, 1,926,951.31 and 715,862.50 is: 1,074,849.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,372.59 : 1,926,951.31 = 715,862.50 : x
  2. Step 2: Convert to fraction form
    1,283,372.59/1,926,951.31 = 715,862.50/x
  3. Step 3: Cross multiply
    1,283,372.59x = 1,926,951.31 × 715,862.50
  4. Step 4: Simplify right side
    1,283,372.59x = 1,379,432,182,154.88
  5. Step 5: Solve for x
    x = 1,379,432,182,154.88/1,283,372.59
  6. Step 6: Final answer
    x = 1,074,849.34

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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.