Home / 1,812,114.28-2,500,719.24-996,331.96

Finding the Fourth Proportional to 1,812,114.28, 2,500,719.24 and 996,331.96

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Solution

The fourth proportional to 1,812,114.28, 2,500,719.24 and 996,331.96 is: 1,374,938.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,114.28 : 2,500,719.24 = 996,331.96 : x
  2. Step 2: Convert to fraction form
    1,812,114.28/2,500,719.24 = 996,331.96/x
  3. Step 3: Cross multiply
    1,812,114.28x = 2,500,719.24 × 996,331.96
  4. Step 4: Simplify right side
    1,812,114.28x = 2,491,546,501,798.91
  5. Step 5: Solve for x
    x = 2,491,546,501,798.91/1,812,114.28
  6. Step 6: Final answer
    x = 1,374,938.95

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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.