Home / 2,752,684.80-4,129,027.20-758,140.80

Finding the Fourth Proportional to 2,752,684.80, 4,129,027.20 and 758,140.80

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Solution

The fourth proportional to 2,752,684.80, 4,129,027.20 and 758,140.80 is: 1,137,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,684.80 : 4,129,027.20 = 758,140.80 : x
  2. Step 2: Convert to fraction form
    2,752,684.80/4,129,027.20 = 758,140.80/x
  3. Step 3: Cross multiply
    2,752,684.80x = 4,129,027.20 × 758,140.80
  4. Step 4: Simplify right side
    2,752,684.80x = 3,130,383,984,629.76
  5. Step 5: Solve for x
    x = 3,130,383,984,629.76/2,752,684.80
  6. Step 6: Final answer
    x = 1,137,211.20

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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.