Home / 1,431,541.22-2,147,149.56-366,591.02

Finding the Fourth Proportional to 1,431,541.22, 2,147,149.56 and 366,591.02

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Solution

The fourth proportional to 1,431,541.22, 2,147,149.56 and 366,591.02 is: 549,844.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,541.22 : 2,147,149.56 = 366,591.02 : x
  2. Step 2: Convert to fraction form
    1,431,541.22/2,147,149.56 = 366,591.02/x
  3. Step 3: Cross multiply
    1,431,541.22x = 2,147,149.56 × 366,591.02
  4. Step 4: Simplify right side
    1,431,541.22x = 787,125,747,292.95
  5. Step 5: Solve for x
    x = 787,125,747,292.95/1,431,541.22
  6. Step 6: Final answer
    x = 549,844.98

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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.