Home / 1,251,530.10-1,727,101.11-707,772.66

Finding the Fourth Proportional to 1,251,530.10, 1,727,101.11 and 707,772.66

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Solution

The fourth proportional to 1,251,530.10, 1,727,101.11 and 707,772.66 is: 976,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,530.10 : 1,727,101.11 = 707,772.66 : x
  2. Step 2: Convert to fraction form
    1,251,530.10/1,727,101.11 = 707,772.66/x
  3. Step 3: Cross multiply
    1,251,530.10x = 1,727,101.11 × 707,772.66
  4. Step 4: Simplify right side
    1,251,530.10x = 1,222,394,946,713.65
  5. Step 5: Solve for x
    x = 1,222,394,946,713.65/1,251,530.10
  6. Step 6: Final answer
    x = 976,720.37

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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.