Home / 2,218,731.45-3,328,595.97-702,505.02

Finding the Fourth Proportional to 2,218,731.45, 3,328,595.97 and 702,505.02

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Solution

The fourth proportional to 2,218,731.45, 3,328,595.97 and 702,505.02 is: 1,053,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,731.45 : 3,328,595.97 = 702,505.02 : x
  2. Step 2: Convert to fraction form
    2,218,731.45/3,328,595.97 = 702,505.02/x
  3. Step 3: Cross multiply
    2,218,731.45x = 3,328,595.97 × 702,505.02
  4. Step 4: Simplify right side
    2,218,731.45x = 2,338,355,378,476.77
  5. Step 5: Solve for x
    x = 2,338,355,378,476.77/2,218,731.45
  6. Step 6: Final answer
    x = 1,053,915.46

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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.