Home / 3,552,854.80-5,329,282.20-2,985,984.40

Finding the Fourth Proportional to 3,552,854.80, 5,329,282.20 and 2,985,984.40

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Solution

The fourth proportional to 3,552,854.80, 5,329,282.20 and 2,985,984.40 is: 4,478,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,854.80 : 5,329,282.20 = 2,985,984.40 : x
  2. Step 2: Convert to fraction form
    3,552,854.80/5,329,282.20 = 2,985,984.40/x
  3. Step 3: Cross multiply
    3,552,854.80x = 5,329,282.20 × 2,985,984.40
  4. Step 4: Simplify right side
    3,552,854.80x = 15,913,153,512,397.68
  5. Step 5: Solve for x
    x = 15,913,153,512,397.68/3,552,854.80
  6. Step 6: Final answer
    x = 4,478,976.60

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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.