Home / 1,234,654.47-1,703,889.41-690,757.83

Finding the Fourth Proportional to 1,234,654.47, 1,703,889.41 and 690,757.83

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Solution

The fourth proportional to 1,234,654.47, 1,703,889.41 and 690,757.83 is: 953,282.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,654.47 : 1,703,889.41 = 690,757.83 : x
  2. Step 2: Convert to fraction form
    1,234,654.47/1,703,889.41 = 690,757.83/x
  3. Step 3: Cross multiply
    1,234,654.47x = 1,703,889.41 × 690,757.83
  4. Step 4: Simplify right side
    1,234,654.47x = 1,176,974,947,957.79
  5. Step 5: Solve for x
    x = 1,176,974,947,957.79/1,234,654.47
  6. Step 6: Final answer
    x = 953,282.86

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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.