Home / 1,073,590.20-1,611,109.62-442,490.04

Finding the Fourth Proportional to 1,073,590.20, 1,611,109.62 and 442,490.04

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Solution

The fourth proportional to 1,073,590.20, 1,611,109.62 and 442,490.04 is: 664,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,590.20 : 1,611,109.62 = 442,490.04 : x
  2. Step 2: Convert to fraction form
    1,073,590.20/1,611,109.62 = 442,490.04/x
  3. Step 3: Cross multiply
    1,073,590.20x = 1,611,109.62 × 442,490.04
  4. Step 4: Simplify right side
    1,073,590.20x = 712,899,960,198.19
  5. Step 5: Solve for x
    x = 712,899,960,198.19/1,073,590.20
  6. Step 6: Final answer
    x = 664,033.60

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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.