Home / 935,516.39-1,291,212.90-591,133.68

Finding the Fourth Proportional to 935,516.39, 1,291,212.90 and 591,133.68

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Solution

The fourth proportional to 935,516.39, 1,291,212.90 and 591,133.68 is: 815,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,516.39 : 1,291,212.90 = 591,133.68 : x
  2. Step 2: Convert to fraction form
    935,516.39/1,291,212.90 = 591,133.68/x
  3. Step 3: Cross multiply
    935,516.39x = 1,291,212.90 × 591,133.68
  4. Step 4: Simplify right side
    935,516.39x = 763,279,433,240.47
  5. Step 5: Solve for x
    x = 763,279,433,240.47/935,516.39
  6. Step 6: Final answer
    x = 815,891.04

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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.