Home / 2,632,337.10-3,945,784.05-1,431,722.70

Finding the Fourth Proportional to 2,632,337.10, 3,945,784.05 and 1,431,722.70

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Solution

The fourth proportional to 2,632,337.10, 3,945,784.05 and 1,431,722.70 is: 2,146,103.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,337.10 : 3,945,784.05 = 1,431,722.70 : x
  2. Step 2: Convert to fraction form
    2,632,337.10/3,945,784.05 = 1,431,722.70/x
  3. Step 3: Cross multiply
    2,632,337.10x = 3,945,784.05 × 1,431,722.70
  4. Step 4: Simplify right side
    2,632,337.10x = 5,649,268,593,682.94
  5. Step 5: Solve for x
    x = 5,649,268,593,682.94/2,632,337.10
  6. Step 6: Final answer
    x = 2,146,103.78

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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.