Home / 1,232,726.62-1,840,062.66-1,087,121.29

Finding the Fourth Proportional to 1,232,726.62, 1,840,062.66 and 1,087,121.29

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Solution

The fourth proportional to 1,232,726.62, 1,840,062.66 and 1,087,121.29 is: 1,622,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,726.62 : 1,840,062.66 = 1,087,121.29 : x
  2. Step 2: Convert to fraction form
    1,232,726.62/1,840,062.66 = 1,087,121.29/x
  3. Step 3: Cross multiply
    1,232,726.62x = 1,840,062.66 × 1,087,121.29
  4. Step 4: Simplify right side
    1,232,726.62x = 2,000,371,287,184.43
  5. Step 5: Solve for x
    x = 2,000,371,287,184.43/1,232,726.62
  6. Step 6: Final answer
    x = 1,622,720.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.