Home / 3,520,151.12-5,280,182.10-1,123,965.38

Finding the Fourth Proportional to 3,520,151.12, 5,280,182.10 and 1,123,965.38

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Solution

The fourth proportional to 3,520,151.12, 5,280,182.10 and 1,123,965.38 is: 1,685,933.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,151.12 : 5,280,182.10 = 1,123,965.38 : x
  2. Step 2: Convert to fraction form
    3,520,151.12/5,280,182.10 = 1,123,965.38/x
  3. Step 3: Cross multiply
    3,520,151.12x = 5,280,182.10 × 1,123,965.38
  4. Step 4: Simplify right side
    3,520,151.12x = 5,934,741,893,696.15
  5. Step 5: Solve for x
    x = 5,934,741,893,696.15/3,520,151.12
  6. Step 6: Final answer
    x = 1,685,933.84

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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.