Home / 1,672,991.82-2,508,076.98-725,649.30

Finding the Fourth Proportional to 1,672,991.82, 2,508,076.98 and 725,649.30

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Solution

The fourth proportional to 1,672,991.82, 2,508,076.98 and 725,649.30 is: 1,087,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,991.82 : 2,508,076.98 = 725,649.30 : x
  2. Step 2: Convert to fraction form
    1,672,991.82/2,508,076.98 = 725,649.30/x
  3. Step 3: Cross multiply
    1,672,991.82x = 2,508,076.98 × 725,649.30
  4. Step 4: Simplify right side
    1,672,991.82x = 1,819,984,304,883.11
  5. Step 5: Solve for x
    x = 1,819,984,304,883.11/1,672,991.82
  6. Step 6: Final answer
    x = 1,087,862.05

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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.