Home / 2,428,242.55-3,350,886.70-1,340,490.71

Finding the Fourth Proportional to 2,428,242.55, 3,350,886.70 and 1,340,490.71

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Solution

The fourth proportional to 2,428,242.55, 3,350,886.70 and 1,340,490.71 is: 1,849,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,242.55 : 3,350,886.70 = 1,340,490.71 : x
  2. Step 2: Convert to fraction form
    2,428,242.55/3,350,886.70 = 1,340,490.71/x
  3. Step 3: Cross multiply
    2,428,242.55x = 3,350,886.70 × 1,340,490.71
  4. Step 4: Simplify right side
    2,428,242.55x = 4,491,832,491,612.56
  5. Step 5: Solve for x
    x = 4,491,832,491,612.56/2,428,242.55
  6. Step 6: Final answer
    x = 1,849,828.59

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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.