Home / 2,420,414.32-3,340,144.20-1,332,663.16

Finding the Fourth Proportional to 2,420,414.32, 3,340,144.20 and 1,332,663.16

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Solution

The fourth proportional to 2,420,414.32, 3,340,144.20 and 1,332,663.16 is: 1,839,059.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,414.32 : 3,340,144.20 = 1,332,663.16 : x
  2. Step 2: Convert to fraction form
    2,420,414.32/3,340,144.20 = 1,332,663.16/x
  3. Step 3: Cross multiply
    2,420,414.32x = 3,340,144.20 × 1,332,663.16
  4. Step 4: Simplify right side
    2,420,414.32x = 4,451,287,124,427.67
  5. Step 5: Solve for x
    x = 4,451,287,124,427.67/2,420,414.32
  6. Step 6: Final answer
    x = 1,839,059.99

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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.