Home / 2,016,972.80-3,025,459.20-818,934.20

Finding the Fourth Proportional to 2,016,972.80, 3,025,459.20 and 818,934.20

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Solution

The fourth proportional to 2,016,972.80, 3,025,459.20 and 818,934.20 is: 1,228,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,972.80 : 3,025,459.20 = 818,934.20 : x
  2. Step 2: Convert to fraction form
    2,016,972.80/3,025,459.20 = 818,934.20/x
  3. Step 3: Cross multiply
    2,016,972.80x = 3,025,459.20 × 818,934.20
  4. Step 4: Simplify right side
    2,016,972.80x = 2,477,652,009,584.64
  5. Step 5: Solve for x
    x = 2,477,652,009,584.64/2,016,972.80
  6. Step 6: Final answer
    x = 1,228,401.30

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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.