Home / 1,023,660.98-1,413,105.12-661,261.52

Finding the Fourth Proportional to 1,023,660.98, 1,413,105.12 and 661,261.52

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Solution

The fourth proportional to 1,023,660.98, 1,413,105.12 and 661,261.52 is: 912,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,660.98 : 1,413,105.12 = 661,261.52 : x
  2. Step 2: Convert to fraction form
    1,023,660.98/1,413,105.12 = 661,261.52/x
  3. Step 3: Cross multiply
    1,023,660.98x = 1,413,105.12 × 661,261.52
  4. Step 4: Simplify right side
    1,023,660.98x = 934,432,032,505.46
  5. Step 5: Solve for x
    x = 934,432,032,505.46/1,023,660.98
  6. Step 6: Final answer
    x = 912,833.50

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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.