Home / 1,251,474.83-1,727,069.27-707,691.98

Finding the Fourth Proportional to 1,251,474.83, 1,727,069.27 and 707,691.98

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Solution

The fourth proportional to 1,251,474.83, 1,727,069.27 and 707,691.98 is: 976,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,474.83 : 1,727,069.27 = 707,691.98 : x
  2. Step 2: Convert to fraction form
    1,251,474.83/1,727,069.27 = 707,691.98/x
  3. Step 3: Cross multiply
    1,251,474.83x = 1,727,069.27 × 707,691.98
  4. Step 4: Simplify right side
    1,251,474.83x = 1,222,233,059,109.65
  5. Step 5: Solve for x
    x = 1,222,233,059,109.65/1,251,474.83
  6. Step 6: Final answer
    x = 976,634.16

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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.