Home / 2,168,789.40-3,252,600.90-906,355.80

Finding the Fourth Proportional to 2,168,789.40, 3,252,600.90 and 906,355.80

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Solution

The fourth proportional to 2,168,789.40, 3,252,600.90 and 906,355.80 is: 1,359,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,789.40 : 3,252,600.90 = 906,355.80 : x
  2. Step 2: Convert to fraction form
    2,168,789.40/3,252,600.90 = 906,355.80/x
  3. Step 3: Cross multiply
    2,168,789.40x = 3,252,600.90 × 906,355.80
  4. Step 4: Simplify right side
    2,168,789.40x = 2,948,013,690,800.22
  5. Step 5: Solve for x
    x = 2,948,013,690,800.22/2,168,789.40
  6. Step 6: Final answer
    x = 1,359,289.98

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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.