Home / 5,741,689.51-8,612,247.97-2,147,192.20

Finding the Fourth Proportional to 5,741,689.51, 8,612,247.97 and 2,147,192.20

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Solution

The fourth proportional to 5,741,689.51, 8,612,247.97 and 2,147,192.20 is: 3,220,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741,689.51 : 8,612,247.97 = 2,147,192.20 : x
  2. Step 2: Convert to fraction form
    5,741,689.51/8,612,247.97 = 2,147,192.20/x
  3. Step 3: Cross multiply
    5,741,689.51x = 8,612,247.97 × 2,147,192.20
  4. Step 4: Simplify right side
    5,741,689.51x = 18,492,151,665,649.84
  5. Step 5: Solve for x
    x = 18,492,151,665,649.84/5,741,689.51
  6. Step 6: Final answer
    x = 3,220,681.24

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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.