Home / 2,428,058.39-3,350,728.60-1,340,327.38

Finding the Fourth Proportional to 2,428,058.39, 3,350,728.60 and 1,340,327.38

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Solution

The fourth proportional to 2,428,058.39, 3,350,728.60 and 1,340,327.38 is: 1,849,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,058.39 : 3,350,728.60 = 1,340,327.38 : x
  2. Step 2: Convert to fraction form
    2,428,058.39/3,350,728.60 = 1,340,327.38/x
  3. Step 3: Cross multiply
    2,428,058.39x = 3,350,728.60 × 1,340,327.38
  4. Step 4: Simplify right side
    2,428,058.39x = 4,491,073,287,623.39
  5. Step 5: Solve for x
    x = 4,491,073,287,623.39/2,428,058.39
  6. Step 6: Final answer
    x = 1,849,656.22

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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.