Home / 1,613,089.52-2,226,046.24-887,921.76

Finding the Fourth Proportional to 1,613,089.52, 2,226,046.24 and 887,921.76

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Solution

The fourth proportional to 1,613,089.52, 2,226,046.24 and 887,921.76 is: 1,225,322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,089.52 : 2,226,046.24 = 887,921.76 : x
  2. Step 2: Convert to fraction form
    1,613,089.52/2,226,046.24 = 887,921.76/x
  3. Step 3: Cross multiply
    1,613,089.52x = 2,226,046.24 × 887,921.76
  4. Step 4: Simplify right side
    1,613,089.52x = 1,976,554,895,262.18
  5. Step 5: Solve for x
    x = 1,976,554,895,262.18/1,613,089.52
  6. Step 6: Final answer
    x = 1,225,322.51

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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.