Home / 2,888,375.11-3,986,082.20-1,599,215.47

Finding the Fourth Proportional to 2,888,375.11, 3,986,082.20 and 1,599,215.47

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Solution

The fourth proportional to 2,888,375.11, 3,986,082.20 and 1,599,215.47 is: 2,206,986.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,375.11 : 3,986,082.20 = 1,599,215.47 : x
  2. Step 2: Convert to fraction form
    2,888,375.11/3,986,082.20 = 1,599,215.47/x
  3. Step 3: Cross multiply
    2,888,375.11x = 3,986,082.20 × 1,599,215.47
  4. Step 4: Simplify right side
    2,888,375.11x = 6,374,604,318,931.63
  5. Step 5: Solve for x
    x = 6,374,604,318,931.63/2,888,375.11
  6. Step 6: Final answer
    x = 2,206,986.31

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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.