Home / 3,150,147.90-4,719,778.65-1,463,792.70

Finding the Fourth Proportional to 3,150,147.90, 4,719,778.65 and 1,463,792.70

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Solution

The fourth proportional to 3,150,147.90, 4,719,778.65 and 1,463,792.70 is: 2,193,159.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,147.90 : 4,719,778.65 = 1,463,792.70 : x
  2. Step 2: Convert to fraction form
    3,150,147.90/4,719,778.65 = 1,463,792.70/x
  3. Step 3: Cross multiply
    3,150,147.90x = 4,719,778.65 × 1,463,792.70
  4. Step 4: Simplify right side
    3,150,147.90x = 6,908,777,533,485.86
  5. Step 5: Solve for x
    x = 6,908,777,533,485.86/3,150,147.90
  6. Step 6: Final answer
    x = 2,193,159.73

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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.