Home / 3,079,375.47-4,618,766.34-948,887.55

Finding the Fourth Proportional to 3,079,375.47, 4,618,766.34 and 948,887.55

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Solution

The fourth proportional to 3,079,375.47, 4,618,766.34 and 948,887.55 is: 1,423,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,375.47 : 4,618,766.34 = 948,887.55 : x
  2. Step 2: Convert to fraction form
    3,079,375.47/4,618,766.34 = 948,887.55/x
  3. Step 3: Cross multiply
    3,079,375.47x = 4,618,766.34 × 948,887.55
  4. Step 4: Simplify right side
    3,079,375.47x = 4,382,689,876,385.07
  5. Step 5: Solve for x
    x = 4,382,689,876,385.07/3,079,375.47
  6. Step 6: Final answer
    x = 1,423,239.85

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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.