Home / 1,157,463.60-1,738,856.26-816,691.34

Finding the Fourth Proportional to 1,157,463.60, 1,738,856.26 and 816,691.34

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Solution

The fourth proportional to 1,157,463.60, 1,738,856.26 and 816,691.34 is: 1,226,914.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,463.60 : 1,738,856.26 = 816,691.34 : x
  2. Step 2: Convert to fraction form
    1,157,463.60/1,738,856.26 = 816,691.34/x
  3. Step 3: Cross multiply
    1,157,463.60x = 1,738,856.26 × 816,691.34
  4. Step 4: Simplify right side
    1,157,463.60x = 1,420,108,849,046.79
  5. Step 5: Solve for x
    x = 1,420,108,849,046.79/1,157,463.60
  6. Step 6: Final answer
    x = 1,226,914.48

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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.