Home / 828,449.60-1,242,674.40-741,844.40

Finding the Fourth Proportional to 828,449.60, 1,242,674.40 and 741,844.40

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Solution

The fourth proportional to 828,449.60, 1,242,674.40 and 741,844.40 is: 1,112,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,449.60 : 1,242,674.40 = 741,844.40 : x
  2. Step 2: Convert to fraction form
    828,449.60/1,242,674.40 = 741,844.40/x
  3. Step 3: Cross multiply
    828,449.60x = 1,242,674.40 × 741,844.40
  4. Step 4: Simplify right side
    828,449.60x = 921,871,044,663.36
  5. Step 5: Solve for x
    x = 921,871,044,663.36/828,449.60
  6. Step 6: Final answer
    x = 1,112,766.60

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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.