Home / 1,251,471.05-1,727,066.47-707,595.15

Finding the Fourth Proportional to 1,251,471.05, 1,727,066.47 and 707,595.15

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Solution

The fourth proportional to 1,251,471.05, 1,727,066.47 and 707,595.15 is: 976,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,471.05 : 1,727,066.47 = 707,595.15 : x
  2. Step 2: Convert to fraction form
    1,251,471.05/1,727,066.47 = 707,595.15/x
  3. Step 3: Cross multiply
    1,251,471.05x = 1,727,066.47 × 707,595.15
  4. Step 4: Simplify right side
    1,251,471.05x = 1,222,063,856,130.63
  5. Step 5: Solve for x
    x = 1,222,063,856,130.63/1,251,471.05
  6. Step 6: Final answer
    x = 976,501.90

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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.