Home / 1,996,312.20-2,994,468.30-576,414.60

Finding the Fourth Proportional to 1,996,312.20, 2,994,468.30 and 576,414.60

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Solution

The fourth proportional to 1,996,312.20, 2,994,468.30 and 576,414.60 is: 864,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,312.20 : 2,994,468.30 = 576,414.60 : x
  2. Step 2: Convert to fraction form
    1,996,312.20/2,994,468.30 = 576,414.60/x
  3. Step 3: Cross multiply
    1,996,312.20x = 2,994,468.30 × 576,414.60
  4. Step 4: Simplify right side
    1,996,312.20x = 1,726,055,247,357.18
  5. Step 5: Solve for x
    x = 1,726,055,247,357.18/1,996,312.20
  6. Step 6: Final answer
    x = 864,621.90

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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.