Home / 982,220.80-1,473,331.20-940,230.40

Finding the Fourth Proportional to 982,220.80, 1,473,331.20 and 940,230.40

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Solution

The fourth proportional to 982,220.80, 1,473,331.20 and 940,230.40 is: 1,410,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,220.80 : 1,473,331.20 = 940,230.40 : x
  2. Step 2: Convert to fraction form
    982,220.80/1,473,331.20 = 940,230.40/x
  3. Step 3: Cross multiply
    982,220.80x = 1,473,331.20 × 940,230.40
  4. Step 4: Simplify right side
    982,220.80x = 1,385,270,783,508.48
  5. Step 5: Solve for x
    x = 1,385,270,783,508.48/982,220.80
  6. Step 6: Final answer
    x = 1,410,345.60

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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.