Home / 2,175,431.40-3,002,575.50-1,208,894.04

Finding the Fourth Proportional to 2,175,431.40, 3,002,575.50 and 1,208,894.04

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Solution

The fourth proportional to 2,175,431.40, 3,002,575.50 and 1,208,894.04 is: 1,668,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,431.40 : 3,002,575.50 = 1,208,894.04 : x
  2. Step 2: Convert to fraction form
    2,175,431.40/3,002,575.50 = 1,208,894.04/x
  3. Step 3: Cross multiply
    2,175,431.40x = 3,002,575.50 × 1,208,894.04
  4. Step 4: Simplify right side
    2,175,431.40x = 3,629,795,626,600.02
  5. Step 5: Solve for x
    x = 3,629,795,626,600.02/2,175,431.40
  6. Step 6: Final answer
    x = 1,668,540.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.