Home / 2,589,266.80-3,883,900.20-906,540.40

Finding the Fourth Proportional to 2,589,266.80, 3,883,900.20 and 906,540.40

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Solution

The fourth proportional to 2,589,266.80, 3,883,900.20 and 906,540.40 is: 1,359,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,266.80 : 3,883,900.20 = 906,540.40 : x
  2. Step 2: Convert to fraction form
    2,589,266.80/3,883,900.20 = 906,540.40/x
  3. Step 3: Cross multiply
    2,589,266.80x = 3,883,900.20 × 906,540.40
  4. Step 4: Simplify right side
    2,589,266.80x = 3,520,912,440,868.08
  5. Step 5: Solve for x
    x = 3,520,912,440,868.08/2,589,266.80
  6. Step 6: Final answer
    x = 1,359,810.60

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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.