Home / 1,253,081.50-1,879,834.46-432,197.22

Finding the Fourth Proportional to 1,253,081.50, 1,879,834.46 and 432,197.22

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Solution

The fourth proportional to 1,253,081.50, 1,879,834.46 and 432,197.22 is: 648,369.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,081.50 : 1,879,834.46 = 432,197.22 : x
  2. Step 2: Convert to fraction form
    1,253,081.50/1,879,834.46 = 432,197.22/x
  3. Step 3: Cross multiply
    1,253,081.50x = 1,879,834.46 × 432,197.22
  4. Step 4: Simplify right side
    1,253,081.50x = 812,459,227,672.20
  5. Step 5: Solve for x
    x = 812,459,227,672.20/1,253,081.50
  6. Step 6: Final answer
    x = 648,369.02

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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.