Home / 1,000,134-1,380,174.36-541,238.64

Finding the Fourth Proportional to 1,000,134, 1,380,174.36 and 541,238.64

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Solution

The fourth proportional to 1,000,134, 1,380,174.36 and 541,238.64 is: 746,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,134 : 1,380,174.36 = 541,238.64 : x
  2. Step 2: Convert to fraction form
    1,000,134/1,380,174.36 = 541,238.64/x
  3. Step 3: Cross multiply
    1,000,134x = 1,380,174.36 × 541,238.64
  4. Step 4: Simplify right side
    1,000,134x = 747,003,693,569.27
  5. Step 5: Solve for x
    x = 747,003,693,569.27/1,000,134
  6. Step 6: Final answer
    x = 746,903.61

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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.