Home / 3,416,139.36-4,714,741.08-1,965,805.20

Finding the Fourth Proportional to 3,416,139.36, 4,714,741.08 and 1,965,805.20

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Solution

The fourth proportional to 3,416,139.36, 4,714,741.08 and 1,965,805.20 is: 2,713,080.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,139.36 : 4,714,741.08 = 1,965,805.20 : x
  2. Step 2: Convert to fraction form
    3,416,139.36/4,714,741.08 = 1,965,805.20/x
  3. Step 3: Cross multiply
    3,416,139.36x = 4,714,741.08 × 1,965,805.20
  4. Step 4: Simplify right side
    3,416,139.36x = 9,268,262,531,717.62
  5. Step 5: Solve for x
    x = 9,268,262,531,717.62/3,416,139.36
  6. Step 6: Final answer
    x = 2,713,080.92

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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.