Home / 2,629,008.70-3,943,513.05-1,491,331.30

Finding the Fourth Proportional to 2,629,008.70, 3,943,513.05 and 1,491,331.30

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Solution

The fourth proportional to 2,629,008.70, 3,943,513.05 and 1,491,331.30 is: 2,236,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,008.70 : 3,943,513.05 = 1,491,331.30 : x
  2. Step 2: Convert to fraction form
    2,629,008.70/3,943,513.05 = 1,491,331.30/x
  3. Step 3: Cross multiply
    2,629,008.70x = 3,943,513.05 × 1,491,331.30
  4. Step 4: Simplify right side
    2,629,008.70x = 5,881,084,443,423.47
  5. Step 5: Solve for x
    x = 5,881,084,443,423.47/2,629,008.70
  6. Step 6: Final answer
    x = 2,236,996.95

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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.