Home / 1,135,743.12-1,703,245.88-377,380.92

Finding the Fourth Proportional to 1,135,743.12, 1,703,245.88 and 377,380.92

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Solution

The fourth proportional to 1,135,743.12, 1,703,245.88 and 377,380.92 is: 565,948.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,743.12 : 1,703,245.88 = 377,380.92 : x
  2. Step 2: Convert to fraction form
    1,135,743.12/1,703,245.88 = 377,380.92/x
  3. Step 3: Cross multiply
    1,135,743.12x = 1,703,245.88 × 377,380.92
  4. Step 4: Simplify right side
    1,135,743.12x = 642,772,497,180.61
  5. Step 5: Solve for x
    x = 642,772,497,180.61/1,135,743.12
  6. Step 6: Final answer
    x = 565,948.84

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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.