Home / 3,417,493.80-5,126,240.70-1,819,234.20

Finding the Fourth Proportional to 3,417,493.80, 5,126,240.70 and 1,819,234.20

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Solution

The fourth proportional to 3,417,493.80, 5,126,240.70 and 1,819,234.20 is: 2,728,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,493.80 : 5,126,240.70 = 1,819,234.20 : x
  2. Step 2: Convert to fraction form
    3,417,493.80/5,126,240.70 = 1,819,234.20/x
  3. Step 3: Cross multiply
    3,417,493.80x = 5,126,240.70 × 1,819,234.20
  4. Step 4: Simplify right side
    3,417,493.80x = 9,325,832,398,871.94
  5. Step 5: Solve for x
    x = 9,325,832,398,871.94/3,417,493.80
  6. Step 6: Final answer
    x = 2,728,851.30

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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.