Home / 2,669,150.80-4,003,726.20-1,661,381.20

Finding the Fourth Proportional to 2,669,150.80, 4,003,726.20 and 1,661,381.20

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Solution

The fourth proportional to 2,669,150.80, 4,003,726.20 and 1,661,381.20 is: 2,492,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,150.80 : 4,003,726.20 = 1,661,381.20 : x
  2. Step 2: Convert to fraction form
    2,669,150.80/4,003,726.20 = 1,661,381.20/x
  3. Step 3: Cross multiply
    2,669,150.80x = 4,003,726.20 × 1,661,381.20
  4. Step 4: Simplify right side
    2,669,150.80x = 6,651,715,438,627.44
  5. Step 5: Solve for x
    x = 6,651,715,438,627.44/2,669,150.80
  6. Step 6: Final answer
    x = 2,492,071.80

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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.