Home / 5,434,634.48-8,151,946.25-1,391,115.69

Finding the Fourth Proportional to 5,434,634.48, 8,151,946.25 and 1,391,115.69

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Solution

The fourth proportional to 5,434,634.48, 8,151,946.25 and 1,391,115.69 is: 2,086,672.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,634.48 : 8,151,946.25 = 1,391,115.69 : x
  2. Step 2: Convert to fraction form
    5,434,634.48/8,151,946.25 = 1,391,115.69/x
  3. Step 3: Cross multiply
    5,434,634.48x = 8,151,946.25 × 1,391,115.69
  4. Step 4: Simplify right side
    5,434,634.48x = 11,340,300,325,456.08
  5. Step 5: Solve for x
    x = 11,340,300,325,456.08/5,434,634.48
  6. Step 6: Final answer
    x = 2,086,672.14

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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.