Home / 1,260,934.41-1,891,261.47-451,286.13

Finding the Fourth Proportional to 1,260,934.41, 1,891,261.47 and 451,286.13

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Solution

The fourth proportional to 1,260,934.41, 1,891,261.47 and 451,286.13 is: 676,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,934.41 : 1,891,261.47 = 451,286.13 : x
  2. Step 2: Convert to fraction form
    1,260,934.41/1,891,261.47 = 451,286.13/x
  3. Step 3: Cross multiply
    1,260,934.41x = 1,891,261.47 × 451,286.13
  4. Step 4: Simplify right side
    1,260,934.41x = 853,500,069,614.41
  5. Step 5: Solve for x
    x = 853,500,069,614.41/1,260,934.41
  6. Step 6: Final answer
    x = 676,879.04

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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.