Home / 3,825,305.60-5,278,715.52-2,193,781.76

Finding the Fourth Proportional to 3,825,305.60, 5,278,715.52 and 2,193,781.76

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Solution

The fourth proportional to 3,825,305.60, 5,278,715.52 and 2,193,781.76 is: 3,027,300.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,305.60 : 5,278,715.52 = 2,193,781.76 : x
  2. Step 2: Convert to fraction form
    3,825,305.60/5,278,715.52 = 2,193,781.76/x
  3. Step 3: Cross multiply
    3,825,305.60x = 5,278,715.52 × 2,193,781.76
  4. Step 4: Simplify right side
    3,825,305.60x = 11,580,349,824,004.91
  5. Step 5: Solve for x
    x = 11,580,349,824,004.91/3,825,305.60
  6. Step 6: Final answer
    x = 3,027,300.57

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1.5x scale

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.