Home / 1,000,134.24-1,380,174.49-541,238.66

Finding the Fourth Proportional to 1,000,134.24, 1,380,174.49 and 541,238.66

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Solution

The fourth proportional to 1,000,134.24, 1,380,174.49 and 541,238.66 is: 746,903.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,134.24 : 1,380,174.49 = 541,238.66 : x
  2. Step 2: Convert to fraction form
    1,000,134.24/1,380,174.49 = 541,238.66/x
  3. Step 3: Cross multiply
    1,000,134.24x = 1,380,174.49 × 541,238.66
  4. Step 4: Simplify right side
    1,000,134.24x = 747,003,791,533.78
  5. Step 5: Solve for x
    x = 747,003,791,533.78/1,000,134.24
  6. Step 6: Final answer
    x = 746,903.53

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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.