Home / 1,016,814.71-1,405,060.83-740,691.83

Finding the Fourth Proportional to 1,016,814.71, 1,405,060.83 and 740,691.83

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Solution

The fourth proportional to 1,016,814.71, 1,405,060.83 and 740,691.83 is: 1,023,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,814.71 : 1,405,060.83 = 740,691.83 : x
  2. Step 2: Convert to fraction form
    1,016,814.71/1,405,060.83 = 740,691.83/x
  3. Step 3: Cross multiply
    1,016,814.71x = 1,405,060.83 × 740,691.83
  4. Step 4: Simplify right side
    1,016,814.71x = 1,040,717,070,408.71
  5. Step 5: Solve for x
    x = 1,040,717,070,408.71/1,016,814.71
  6. Step 6: Final answer
    x = 1,023,507.10

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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.