Home / 935,637.91-1,290,863.17-763,257.89

Finding the Fourth Proportional to 935,637.91, 1,290,863.17 and 763,257.89

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Solution

The fourth proportional to 935,637.91, 1,290,863.17 and 763,257.89 is: 1,053,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,637.91 : 1,290,863.17 = 763,257.89 : x
  2. Step 2: Convert to fraction form
    935,637.91/1,290,863.17 = 763,257.89/x
  3. Step 3: Cross multiply
    935,637.91x = 1,290,863.17 × 763,257.89
  4. Step 4: Simplify right side
    935,637.91x = 985,261,499,412.91
  5. Step 5: Solve for x
    x = 985,261,499,412.91/935,637.91
  6. Step 6: Final answer
    x = 1,053,037.17

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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.