Home / 928,877.90-1,396,466.40-741,729.02

Finding the Fourth Proportional to 928,877.90, 1,396,466.40 and 741,729.02

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Solution

The fourth proportional to 928,877.90, 1,396,466.40 and 741,729.02 is: 1,115,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,877.90 : 1,396,466.40 = 741,729.02 : x
  2. Step 2: Convert to fraction form
    928,877.90/1,396,466.40 = 741,729.02/x
  3. Step 3: Cross multiply
    928,877.90x = 1,396,466.40 × 741,729.02
  4. Step 4: Simplify right side
    928,877.90x = 1,035,799,654,334.93
  5. Step 5: Solve for x
    x = 1,035,799,654,334.93/928,877.90
  6. Step 6: Final answer
    x = 1,115,108.51

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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.