Home / 3,261,775.20-4,887,997.20-2,402,138.40

Finding the Fourth Proportional to 3,261,775.20, 4,887,997.20 and 2,402,138.40

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Solution

The fourth proportional to 3,261,775.20, 4,887,997.20 and 2,402,138.40 is: 3,599,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,775.20 : 4,887,997.20 = 2,402,138.40 : x
  2. Step 2: Convert to fraction form
    3,261,775.20/4,887,997.20 = 2,402,138.40/x
  3. Step 3: Cross multiply
    3,261,775.20x = 4,887,997.20 × 2,402,138.40
  4. Step 4: Simplify right side
    3,261,775.20x = 11,741,645,773,212.48
  5. Step 5: Solve for x
    x = 11,741,645,773,212.48/3,261,775.20
  6. Step 6: Final answer
    x = 3,599,771.61

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1.5x scale

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.