Home / 1,373,174.68-2,059,256.40-474,385.72

Finding the Fourth Proportional to 1,373,174.68, 2,059,256.40 and 474,385.72

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Solution

The fourth proportional to 1,373,174.68, 2,059,256.40 and 474,385.72 is: 711,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,174.68 : 2,059,256.40 = 474,385.72 : x
  2. Step 2: Convert to fraction form
    1,373,174.68/2,059,256.40 = 474,385.72/x
  3. Step 3: Cross multiply
    1,373,174.68x = 2,059,256.40 × 474,385.72
  4. Step 4: Simplify right side
    1,373,174.68x = 976,881,829,978.61
  5. Step 5: Solve for x
    x = 976,881,829,978.61/1,373,174.68
  6. Step 6: Final answer
    x = 711,403.91

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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.