Home / 2,065,854.20-2,851,057.50-1,206,691.16

Finding the Fourth Proportional to 2,065,854.20, 2,851,057.50 and 1,206,691.16

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Solution

The fourth proportional to 2,065,854.20, 2,851,057.50 and 1,206,691.16 is: 1,665,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,854.20 : 2,851,057.50 = 1,206,691.16 : x
  2. Step 2: Convert to fraction form
    2,065,854.20/2,851,057.50 = 1,206,691.16/x
  3. Step 3: Cross multiply
    2,065,854.20x = 2,851,057.50 × 1,206,691.16
  4. Step 4: Simplify right side
    2,065,854.20x = 3,440,345,881,901.70
  5. Step 5: Solve for x
    x = 3,440,345,881,901.70/2,065,854.20
  6. Step 6: Final answer
    x = 1,665,338.18

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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.