Home / 1,251,613.28-1,727,215.36-707,856.16

Finding the Fourth Proportional to 1,251,613.28, 1,727,215.36 and 707,856.16

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Solution

The fourth proportional to 1,251,613.28, 1,727,215.36 and 707,856.16 is: 976,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,613.28 : 1,727,215.36 = 707,856.16 : x
  2. Step 2: Convert to fraction form
    1,251,613.28/1,727,215.36 = 707,856.16/x
  3. Step 3: Cross multiply
    1,251,613.28x = 1,727,215.36 × 707,856.16
  4. Step 4: Simplify right side
    1,251,613.28x = 1,222,620,032,222.62
  5. Step 5: Solve for x
    x = 1,222,620,032,222.62/1,251,613.28
  6. Step 6: Final answer
    x = 976,835.30

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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.