Home / 1,026,545.40-1,416,641.78-567,691

Finding the Fourth Proportional to 1,026,545.40, 1,416,641.78 and 567,691

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Solution

The fourth proportional to 1,026,545.40, 1,416,641.78 and 567,691 is: 783,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,545.40 : 1,416,641.78 = 567,691 : x
  2. Step 2: Convert to fraction form
    1,026,545.40/1,416,641.78 = 567,691/x
  3. Step 3: Cross multiply
    1,026,545.40x = 1,416,641.78 × 567,691
  4. Step 4: Simplify right side
    1,026,545.40x = 804,214,788,729.98
  5. Step 5: Solve for x
    x = 804,214,788,729.98/1,026,545.40
  6. Step 6: Final answer
    x = 783,418.63

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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.