Home / 2,428,161.19-3,350,774.62-1,340,409.42

Finding the Fourth Proportional to 2,428,161.19, 3,350,774.62 and 1,340,409.42

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Solution

The fourth proportional to 2,428,161.19, 3,350,774.62 and 1,340,409.42 is: 1,849,716.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,161.19 : 3,350,774.62 = 1,340,409.42 : x
  2. Step 2: Convert to fraction form
    2,428,161.19/3,350,774.62 = 1,340,409.42/x
  3. Step 3: Cross multiply
    2,428,161.19x = 3,350,774.62 × 1,340,409.42
  4. Step 4: Simplify right side
    2,428,161.19x = 4,491,409,864,944.92
  5. Step 5: Solve for x
    x = 4,491,409,864,944.92/2,428,161.19
  6. Step 6: Final answer
    x = 1,849,716.52

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Double scale
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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.