Home / 1,418,157.92-1,957,085.28-773,601.76

Finding the Fourth Proportional to 1,418,157.92, 1,957,085.28 and 773,601.76

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Solution

The fourth proportional to 1,418,157.92, 1,957,085.28 and 773,601.76 is: 1,067,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,157.92 : 1,957,085.28 = 773,601.76 : x
  2. Step 2: Convert to fraction form
    1,418,157.92/1,957,085.28 = 773,601.76/x
  3. Step 3: Cross multiply
    1,418,157.92x = 1,957,085.28 × 773,601.76
  4. Step 4: Simplify right side
    1,418,157.92x = 1,514,004,617,078.09
  5. Step 5: Solve for x
    x = 1,514,004,617,078.09/1,418,157.92
  6. Step 6: Final answer
    x = 1,067,585.35

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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.