Home / 2,028,166.40-2,800,766.20-1,304,271.20

Finding the Fourth Proportional to 2,028,166.40, 2,800,766.20 and 1,304,271.20

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Solution

The fourth proportional to 2,028,166.40, 2,800,766.20 and 1,304,271.20 is: 1,801,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,166.40 : 2,800,766.20 = 1,304,271.20 : x
  2. Step 2: Convert to fraction form
    2,028,166.40/2,800,766.20 = 1,304,271.20/x
  3. Step 3: Cross multiply
    2,028,166.40x = 2,800,766.20 × 1,304,271.20
  4. Step 4: Simplify right side
    2,028,166.40x = 3,652,958,692,593.44
  5. Step 5: Solve for x
    x = 3,652,958,692,593.44/2,028,166.40
  6. Step 6: Final answer
    x = 1,801,113.90

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1.5x scale

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.