Home / 2,412,899.68-3,619,525.20-814,931.68

Finding the Fourth Proportional to 2,412,899.68, 3,619,525.20 and 814,931.68

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Solution

The fourth proportional to 2,412,899.68, 3,619,525.20 and 814,931.68 is: 1,222,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,899.68 : 3,619,525.20 = 814,931.68 : x
  2. Step 2: Convert to fraction form
    2,412,899.68/3,619,525.20 = 814,931.68/x
  3. Step 3: Cross multiply
    2,412,899.68x = 3,619,525.20 × 814,931.68
  4. Step 4: Simplify right side
    2,412,899.68x = 2,949,665,752,038.34
  5. Step 5: Solve for x
    x = 2,949,665,752,038.34/2,412,899.68
  6. Step 6: Final answer
    x = 1,222,456.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.