Home / 2,175,475.08-3,002,209-1,195,406.12

Finding the Fourth Proportional to 2,175,475.08, 3,002,209 and 1,195,406.12

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Solution

The fourth proportional to 2,175,475.08, 3,002,209 and 1,195,406.12 is: 1,649,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,475.08 : 3,002,209 = 1,195,406.12 : x
  2. Step 2: Convert to fraction form
    2,175,475.08/3,002,209 = 1,195,406.12/x
  3. Step 3: Cross multiply
    2,175,475.08x = 3,002,209 × 1,195,406.12
  4. Step 4: Simplify right side
    2,175,475.08x = 3,588,859,012,119.08
  5. Step 5: Solve for x
    x = 3,588,859,012,119.08/2,175,475.08
  6. Step 6: Final answer
    x = 1,649,689.78

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1.5x scale

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.