Home / 1,234,654.22-1,703,889.09-690,757.65

Finding the Fourth Proportional to 1,234,654.22, 1,703,889.09 and 690,757.65

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Solution

The fourth proportional to 1,234,654.22, 1,703,889.09 and 690,757.65 is: 953,282.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,654.22 : 1,703,889.09 = 690,757.65 : x
  2. Step 2: Convert to fraction form
    1,234,654.22/1,703,889.09 = 690,757.65/x
  3. Step 3: Cross multiply
    1,234,654.22x = 1,703,889.09 × 690,757.65
  4. Step 4: Simplify right side
    1,234,654.22x = 1,176,974,423,669.04
  5. Step 5: Solve for x
    x = 1,176,974,423,669.04/1,234,654.22
  6. Step 6: Final answer
    x = 953,282.64

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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.