Home / 1,418,472.27-1,957,489.45-773,892.53

Finding the Fourth Proportional to 1,418,472.27, 1,957,489.45 and 773,892.53

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Solution

The fourth proportional to 1,418,472.27, 1,957,489.45 and 773,892.53 is: 1,067,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,472.27 : 1,957,489.45 = 773,892.53 : x
  2. Step 2: Convert to fraction form
    1,418,472.27/1,957,489.45 = 773,892.53/x
  3. Step 3: Cross multiply
    1,418,472.27x = 1,957,489.45 × 773,892.53
  4. Step 4: Simplify right side
    1,418,472.27x = 1,514,886,453,121.36
  5. Step 5: Solve for x
    x = 1,514,886,453,121.36/1,418,472.27
  6. Step 6: Final answer
    x = 1,067,970.44

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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.