Home / 2,988,363.28-4,123,922.07-1,699,203.56

Finding the Fourth Proportional to 2,988,363.28, 4,123,922.07 and 1,699,203.56

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Solution

The fourth proportional to 2,988,363.28, 4,123,922.07 and 1,699,203.56 is: 2,344,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,363.28 : 4,123,922.07 = 1,699,203.56 : x
  2. Step 2: Convert to fraction form
    2,988,363.28/4,123,922.07 = 1,699,203.56/x
  3. Step 3: Cross multiply
    2,988,363.28x = 4,123,922.07 × 1,699,203.56
  4. Step 4: Simplify right side
    2,988,363.28x = 7,007,383,062,506.57
  5. Step 5: Solve for x
    x = 7,007,383,062,506.57/2,988,363.28
  6. Step 6: Final answer
    x = 2,344,889.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.