Home / 3,403,785.20-4,697,920.60-2,027,934.90

Finding the Fourth Proportional to 3,403,785.20, 4,697,920.60 and 2,027,934.90

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Solution

The fourth proportional to 3,403,785.20, 4,697,920.60 and 2,027,934.90 is: 2,798,965.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403,785.20 : 4,697,920.60 = 2,027,934.90 : x
  2. Step 2: Convert to fraction form
    3,403,785.20/4,697,920.60 = 2,027,934.90/x
  3. Step 3: Cross multiply
    3,403,785.20x = 4,697,920.60 × 2,027,934.90
  4. Step 4: Simplify right side
    3,403,785.20x = 9,527,077,142,168.94
  5. Step 5: Solve for x
    x = 9,527,077,142,168.94/3,403,785.20
  6. Step 6: Final answer
    x = 2,798,965.44

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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.