Home / 1,613,236.20-2,419,271.10-814,252.20

Finding the Fourth Proportional to 1,613,236.20, 2,419,271.10 and 814,252.20

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Solution

The fourth proportional to 1,613,236.20, 2,419,271.10 and 814,252.20 is: 1,221,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,236.20 : 2,419,271.10 = 814,252.20 : x
  2. Step 2: Convert to fraction form
    1,613,236.20/2,419,271.10 = 814,252.20/x
  3. Step 3: Cross multiply
    1,613,236.20x = 2,419,271.10 × 814,252.20
  4. Step 4: Simplify right side
    1,613,236.20x = 1,969,896,815,571.42
  5. Step 5: Solve for x
    x = 1,969,896,815,571.42/1,613,236.20
  6. Step 6: Final answer
    x = 1,221,083.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.