Home / 3,914,252.20-5,871,378.30-1,788,488.20

Finding the Fourth Proportional to 3,914,252.20, 5,871,378.30 and 1,788,488.20

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Solution

The fourth proportional to 3,914,252.20, 5,871,378.30 and 1,788,488.20 is: 2,682,732.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,252.20 : 5,871,378.30 = 1,788,488.20 : x
  2. Step 2: Convert to fraction form
    3,914,252.20/5,871,378.30 = 1,788,488.20/x
  3. Step 3: Cross multiply
    3,914,252.20x = 5,871,378.30 × 1,788,488.20
  4. Step 4: Simplify right side
    3,914,252.20x = 10,500,890,807,286.06
  5. Step 5: Solve for x
    x = 10,500,890,807,286.06/3,914,252.20
  6. Step 6: Final answer
    x = 2,682,732.30

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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.