Home / 2,428,197.55-3,350,939.78-1,340,469.71

Finding the Fourth Proportional to 2,428,197.55, 3,350,939.78 and 1,340,469.71

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Solution

The fourth proportional to 2,428,197.55, 3,350,939.78 and 1,340,469.71 is: 1,849,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,197.55 : 3,350,939.78 = 1,340,469.71 : x
  2. Step 2: Convert to fraction form
    2,428,197.55/3,350,939.78 = 1,340,469.71/x
  3. Step 3: Cross multiply
    2,428,197.55x = 3,350,939.78 × 1,340,469.71
  4. Step 4: Simplify right side
    2,428,197.55x = 4,491,833,266,746.42
  5. Step 5: Solve for x
    x = 4,491,833,266,746.42/2,428,197.55
  6. Step 6: Final answer
    x = 1,849,863.19

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1.5x scale

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.