Home / 3,159,111.20-4,738,666.80-1,029,167.60

Finding the Fourth Proportional to 3,159,111.20, 4,738,666.80 and 1,029,167.60

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Solution

The fourth proportional to 3,159,111.20, 4,738,666.80 and 1,029,167.60 is: 1,543,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,111.20 : 4,738,666.80 = 1,029,167.60 : x
  2. Step 2: Convert to fraction form
    3,159,111.20/4,738,666.80 = 1,029,167.60/x
  3. Step 3: Cross multiply
    3,159,111.20x = 4,738,666.80 × 1,029,167.60
  4. Step 4: Simplify right side
    3,159,111.20x = 4,876,882,337,755.68
  5. Step 5: Solve for x
    x = 4,876,882,337,755.68/3,159,111.20
  6. Step 6: Final answer
    x = 1,543,751.40

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Similar ratio
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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.