Home / 1,087,615.20-1,500,951.54-744,171.47

Finding the Fourth Proportional to 1,087,615.20, 1,500,951.54 and 744,171.47

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Solution

The fourth proportional to 1,087,615.20, 1,500,951.54 and 744,171.47 is: 1,026,985.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,615.20 : 1,500,951.54 = 744,171.47 : x
  2. Step 2: Convert to fraction form
    1,087,615.20/1,500,951.54 = 744,171.47/x
  3. Step 3: Cross multiply
    1,087,615.20x = 1,500,951.54 × 744,171.47
  4. Step 4: Simplify right side
    1,087,615.20x = 1,116,965,313,920.56
  5. Step 5: Solve for x
    x = 1,116,965,313,920.56/1,087,615.20
  6. Step 6: Final answer
    x = 1,026,985.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.