Home / 3,279,941.76-4,919,945.72-1,150,077.20

Finding the Fourth Proportional to 3,279,941.76, 4,919,945.72 and 1,150,077.20

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Solution

The fourth proportional to 3,279,941.76, 4,919,945.72 and 1,150,077.20 is: 1,725,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,941.76 : 4,919,945.72 = 1,150,077.20 : x
  2. Step 2: Convert to fraction form
    3,279,941.76/4,919,945.72 = 1,150,077.20/x
  3. Step 3: Cross multiply
    3,279,941.76x = 4,919,945.72 × 1,150,077.20
  4. Step 4: Simplify right side
    3,279,941.76x = 5,658,317,397,809.58
  5. Step 5: Solve for x
    x = 5,658,317,397,809.58/3,279,941.76
  6. Step 6: Final answer
    x = 1,725,127.40

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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.