Home / 3,416,140.11-4,714,742.12-1,965,805.95

Finding the Fourth Proportional to 3,416,140.11, 4,714,742.12 and 1,965,805.95

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Solution

The fourth proportional to 3,416,140.11, 4,714,742.12 and 1,965,805.95 is: 2,713,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,140.11 : 4,714,742.12 = 1,965,805.95 : x
  2. Step 2: Convert to fraction form
    3,416,140.11/4,714,742.12 = 1,965,805.95/x
  3. Step 3: Cross multiply
    3,416,140.11x = 4,714,742.12 × 1,965,805.95
  4. Step 4: Simplify right side
    3,416,140.11x = 9,268,268,102,382.58
  5. Step 5: Solve for x
    x = 9,268,268,102,382.58/3,416,140.11
  6. Step 6: Final answer
    x = 2,713,081.96

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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.