Home / 3,918,891.13-5,878,707.71-1,522,920.53

Finding the Fourth Proportional to 3,918,891.13, 5,878,707.71 and 1,522,920.53

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Solution

The fourth proportional to 3,918,891.13, 5,878,707.71 and 1,522,920.53 is: 2,284,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,891.13 : 5,878,707.71 = 1,522,920.53 : x
  2. Step 2: Convert to fraction form
    3,918,891.13/5,878,707.71 = 1,522,920.53/x
  3. Step 3: Cross multiply
    3,918,891.13x = 5,878,707.71 × 1,522,920.53
  4. Step 4: Simplify right side
    3,918,891.13x = 8,952,804,668,510.45
  5. Step 5: Solve for x
    x = 8,952,804,668,510.45/3,918,891.13
  6. Step 6: Final answer
    x = 2,284,524.98

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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.