Home / 2,647,806.80-3,971,863.80-754,686.80

Finding the Fourth Proportional to 2,647,806.80, 3,971,863.80 and 754,686.80

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Solution

The fourth proportional to 2,647,806.80, 3,971,863.80 and 754,686.80 is: 1,132,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,806.80 : 3,971,863.80 = 754,686.80 : x
  2. Step 2: Convert to fraction form
    2,647,806.80/3,971,863.80 = 754,686.80/x
  3. Step 3: Cross multiply
    2,647,806.80x = 3,971,863.80 × 754,686.80
  4. Step 4: Simplify right side
    2,647,806.80x = 2,997,513,181,257.84
  5. Step 5: Solve for x
    x = 2,997,513,181,257.84/2,647,806.80
  6. Step 6: Final answer
    x = 1,132,073.98

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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.