Home / 1,868,100.88-2,577,983.92-1,083,318.88

Finding the Fourth Proportional to 1,868,100.88, 2,577,983.92 and 1,083,318.88

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Solution

The fourth proportional to 1,868,100.88, 2,577,983.92 and 1,083,318.88 is: 1,494,982.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,100.88 : 2,577,983.92 = 1,083,318.88 : x
  2. Step 2: Convert to fraction form
    1,868,100.88/2,577,983.92 = 1,083,318.88/x
  3. Step 3: Cross multiply
    1,868,100.88x = 2,577,983.92 × 1,083,318.88
  4. Step 4: Simplify right side
    1,868,100.88x = 2,792,778,652,872.41
  5. Step 5: Solve for x
    x = 2,792,778,652,872.41/1,868,100.88
  6. Step 6: Final answer
    x = 1,494,982.78

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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.