Home / 2,721,806.80-4,084,265.40-1,040,117.20

Finding the Fourth Proportional to 2,721,806.80, 4,084,265.40 and 1,040,117.20

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Solution

The fourth proportional to 2,721,806.80, 4,084,265.40 and 1,040,117.20 is: 1,560,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,806.80 : 4,084,265.40 = 1,040,117.20 : x
  2. Step 2: Convert to fraction form
    2,721,806.80/4,084,265.40 = 1,040,117.20/x
  3. Step 3: Cross multiply
    2,721,806.80x = 4,084,265.40 × 1,040,117.20
  4. Step 4: Simplify right side
    2,721,806.80x = 4,248,114,691,904.88
  5. Step 5: Solve for x
    x = 4,248,114,691,904.88/2,721,806.80
  6. Step 6: Final answer
    x = 1,560,770.11

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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.