Home / 2,637,711.80-3,640,042.28-1,491,767.54

Finding the Fourth Proportional to 2,637,711.80, 3,640,042.28 and 1,491,767.54

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Solution

The fourth proportional to 2,637,711.80, 3,640,042.28 and 1,491,767.54 is: 2,058,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,711.80 : 3,640,042.28 = 1,491,767.54 : x
  2. Step 2: Convert to fraction form
    2,637,711.80/3,640,042.28 = 1,491,767.54/x
  3. Step 3: Cross multiply
    2,637,711.80x = 3,640,042.28 × 1,491,767.54
  4. Step 4: Simplify right side
    2,637,711.80x = 5,430,096,917,531.59
  5. Step 5: Solve for x
    x = 5,430,096,917,531.59/2,637,711.80
  6. Step 6: Final answer
    x = 2,058,639.20

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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.