Home / 1,000,055.38-1,380,080.06-541,169.90

Finding the Fourth Proportional to 1,000,055.38, 1,380,080.06 and 541,169.90

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Solution

The fourth proportional to 1,000,055.38, 1,380,080.06 and 541,169.90 is: 746,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,055.38 : 1,380,080.06 = 541,169.90 : x
  2. Step 2: Convert to fraction form
    1,000,055.38/1,380,080.06 = 541,169.90/x
  3. Step 3: Cross multiply
    1,000,055.38x = 1,380,080.06 × 541,169.90
  4. Step 4: Simplify right side
    1,000,055.38x = 746,857,783,631.25
  5. Step 5: Solve for x
    x = 746,857,783,631.25/1,000,055.38
  6. Step 6: Final answer
    x = 746,816.43

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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.