Home / 2,097,308.80-3,145,348.80-749,315.20

Finding the Fourth Proportional to 2,097,308.80, 3,145,348.80 and 749,315.20

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Solution

The fourth proportional to 2,097,308.80, 3,145,348.80 and 749,315.20 is: 1,123,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,308.80 : 3,145,348.80 = 749,315.20 : x
  2. Step 2: Convert to fraction form
    2,097,308.80/3,145,348.80 = 749,315.20/x
  3. Step 3: Cross multiply
    2,097,308.80x = 3,145,348.80 × 749,315.20
  4. Step 4: Simplify right side
    2,097,308.80x = 2,356,857,665,141.76
  5. Step 5: Solve for x
    x = 2,356,857,665,141.76/2,097,308.80
  6. Step 6: Final answer
    x = 1,123,753.29

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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.