Home / 1,177,902.80-1,766,854.20-804,654.80

Finding the Fourth Proportional to 1,177,902.80, 1,766,854.20 and 804,654.80

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Solution

The fourth proportional to 1,177,902.80, 1,766,854.20 and 804,654.80 is: 1,206,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,902.80 : 1,766,854.20 = 804,654.80 : x
  2. Step 2: Convert to fraction form
    1,177,902.80/1,766,854.20 = 804,654.80/x
  3. Step 3: Cross multiply
    1,177,902.80x = 1,766,854.20 × 804,654.80
  4. Step 4: Simplify right side
    1,177,902.80x = 1,421,707,712,930.16
  5. Step 5: Solve for x
    x = 1,421,707,712,930.16/1,177,902.80
  6. Step 6: Final answer
    x = 1,206,982.20

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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.