Home / 934,035.73-1,286,255.23-811,472.20

Finding the Fourth Proportional to 934,035.73, 1,286,255.23 and 811,472.20

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Solution

The fourth proportional to 934,035.73, 1,286,255.23 and 811,472.20 is: 1,117,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,035.73 : 1,286,255.23 = 811,472.20 : x
  2. Step 2: Convert to fraction form
    934,035.73/1,286,255.23 = 811,472.20/x
  3. Step 3: Cross multiply
    934,035.73x = 1,286,255.23 × 811,472.20
  4. Step 4: Simplify right side
    934,035.73x = 1,043,760,361,249.61
  5. Step 5: Solve for x
    x = 1,043,760,361,249.61/934,035.73
  6. Step 6: Final answer
    x = 1,117,473.70

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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.