Home / 1,386,726.12-2,080,562.01-747,095.46

Finding the Fourth Proportional to 1,386,726.12, 2,080,562.01 and 747,095.46

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Solution

The fourth proportional to 1,386,726.12, 2,080,562.01 and 747,095.46 is: 1,120,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,726.12 : 2,080,562.01 = 747,095.46 : x
  2. Step 2: Convert to fraction form
    1,386,726.12/2,080,562.01 = 747,095.46/x
  3. Step 3: Cross multiply
    1,386,726.12x = 2,080,562.01 × 747,095.46
  4. Step 4: Simplify right side
    1,386,726.12x = 1,554,378,431,919.47
  5. Step 5: Solve for x
    x = 1,554,378,431,919.47/1,386,726.12
  6. Step 6: Final answer
    x = 1,120,897.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.