Home / 4,307,168.16-6,461,757.27-1,428,324.38

Finding the Fourth Proportional to 4,307,168.16, 6,461,757.27 and 1,428,324.38

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Solution

The fourth proportional to 4,307,168.16, 6,461,757.27 and 1,428,324.38 is: 2,142,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307,168.16 : 6,461,757.27 = 1,428,324.38 : x
  2. Step 2: Convert to fraction form
    4,307,168.16/6,461,757.27 = 1,428,324.38/x
  3. Step 3: Cross multiply
    4,307,168.16x = 6,461,757.27 × 1,428,324.38
  4. Step 4: Simplify right side
    4,307,168.16x = 9,229,485,414,074.46
  5. Step 5: Solve for x
    x = 9,229,485,414,074.46/4,307,168.16
  6. Step 6: Final answer
    x = 2,142,819.85

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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.