Home / 3,542,648.80-5,314,491.60-1,859,879.20

Finding the Fourth Proportional to 3,542,648.80, 5,314,491.60 and 1,859,879.20

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Solution

The fourth proportional to 3,542,648.80, 5,314,491.60 and 1,859,879.20 is: 2,790,090.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,648.80 : 5,314,491.60 = 1,859,879.20 : x
  2. Step 2: Convert to fraction form
    3,542,648.80/5,314,491.60 = 1,859,879.20/x
  3. Step 3: Cross multiply
    3,542,648.80x = 5,314,491.60 × 1,859,879.20
  4. Step 4: Simplify right side
    3,542,648.80x = 9,884,312,385,414.72
  5. Step 5: Solve for x
    x = 9,884,312,385,414.72/3,542,648.80
  6. Step 6: Final answer
    x = 2,790,090.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.