Home / 1,479,872.50-2,042,225.88-800,809

Finding the Fourth Proportional to 1,479,872.50, 2,042,225.88 and 800,809

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Solution

The fourth proportional to 1,479,872.50, 2,042,225.88 and 800,809 is: 1,105,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,872.50 : 2,042,225.88 = 800,809 : x
  2. Step 2: Convert to fraction form
    1,479,872.50/2,042,225.88 = 800,809/x
  3. Step 3: Cross multiply
    1,479,872.50x = 2,042,225.88 × 800,809
  4. Step 4: Simplify right side
    1,479,872.50x = 1,635,432,864,736.92
  5. Step 5: Solve for x
    x = 1,635,432,864,736.92/1,479,872.50
  6. Step 6: Final answer
    x = 1,105,117.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.