Home / 1,930,402.50-2,664,081.66-1,114,640.56

Finding the Fourth Proportional to 1,930,402.50, 2,664,081.66 and 1,114,640.56

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Solution

The fourth proportional to 1,930,402.50, 2,664,081.66 and 1,114,640.56 is: 1,538,276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,402.50 : 2,664,081.66 = 1,114,640.56 : x
  2. Step 2: Convert to fraction form
    1,930,402.50/2,664,081.66 = 1,114,640.56/x
  3. Step 3: Cross multiply
    1,930,402.50x = 2,664,081.66 × 1,114,640.56
  4. Step 4: Simplify right side
    1,930,402.50x = 2,969,493,473,388.13
  5. Step 5: Solve for x
    x = 2,969,493,473,388.13/1,930,402.50
  6. Step 6: Final answer
    x = 1,538,276.85

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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.