Home / 2,428,144.20-3,350,600.16-1,340,345.59

Finding the Fourth Proportional to 2,428,144.20, 3,350,600.16 and 1,340,345.59

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Solution

The fourth proportional to 2,428,144.20, 3,350,600.16 and 1,340,345.59 is: 1,849,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,144.20 : 3,350,600.16 = 1,340,345.59 : x
  2. Step 2: Convert to fraction form
    2,428,144.20/3,350,600.16 = 1,340,345.59/x
  3. Step 3: Cross multiply
    2,428,144.20x = 3,350,600.16 × 1,340,345.59
  4. Step 4: Simplify right side
    2,428,144.20x = 4,490,962,148,309.30
  5. Step 5: Solve for x
    x = 4,490,962,148,309.30/2,428,144.20
  6. Step 6: Final answer
    x = 1,849,545.08

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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.