Home / 1,143,377.43-1,577,747.06-660,098.55

Finding the Fourth Proportional to 1,143,377.43, 1,577,747.06 and 660,098.55

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Solution

The fourth proportional to 1,143,377.43, 1,577,747.06 and 660,098.55 is: 910,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,377.43 : 1,577,747.06 = 660,098.55 : x
  2. Step 2: Convert to fraction form
    1,143,377.43/1,577,747.06 = 660,098.55/x
  3. Step 3: Cross multiply
    1,143,377.43x = 1,577,747.06 × 660,098.55
  4. Step 4: Simplify right side
    1,143,377.43x = 1,041,468,543,272.27
  5. Step 5: Solve for x
    x = 1,041,468,543,272.27/1,143,377.43
  6. Step 6: Final answer
    x = 910,870.30

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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.