Home / 2,888,372.76-3,986,079-1,599,213.20

Finding the Fourth Proportional to 2,888,372.76, 3,986,079 and 1,599,213.20

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Solution

The fourth proportional to 2,888,372.76, 3,986,079 and 1,599,213.20 is: 2,206,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,372.76 : 3,986,079 = 1,599,213.20 : x
  2. Step 2: Convert to fraction form
    2,888,372.76/3,986,079 = 1,599,213.20/x
  3. Step 3: Cross multiply
    2,888,372.76x = 3,986,079 × 1,599,213.20
  4. Step 4: Simplify right side
    2,888,372.76x = 6,374,590,153,042.80
  5. Step 5: Solve for x
    x = 6,374,590,153,042.80/2,888,372.76
  6. Step 6: Final answer
    x = 2,206,983.20

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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.