Home / 5,253,666.20-7,879,916.10-1,467,531.80

Finding the Fourth Proportional to 5,253,666.20, 7,879,916.10 and 1,467,531.80

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Solution

The fourth proportional to 5,253,666.20, 7,879,916.10 and 1,467,531.80 is: 2,201,134.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,666.20 : 7,879,916.10 = 1,467,531.80 : x
  2. Step 2: Convert to fraction form
    5,253,666.20/7,879,916.10 = 1,467,531.80/x
  3. Step 3: Cross multiply
    5,253,666.20x = 7,879,916.10 × 1,467,531.80
  4. Step 4: Simplify right side
    5,253,666.20x = 11,564,027,458,081.98
  5. Step 5: Solve for x
    x = 11,564,027,458,081.98/5,253,666.20
  6. Step 6: Final answer
    x = 2,201,134.79

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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.