Home / 842,067.20-1,266,211.20-705,209.60

Finding the Fourth Proportional to 842,067.20, 1,266,211.20 and 705,209.60

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Solution

The fourth proportional to 842,067.20, 1,266,211.20 and 705,209.60 is: 1,060,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,067.20 : 1,266,211.20 = 705,209.60 : x
  2. Step 2: Convert to fraction form
    842,067.20/1,266,211.20 = 705,209.60/x
  3. Step 3: Cross multiply
    842,067.20x = 1,266,211.20 × 705,209.60
  4. Step 4: Simplify right side
    842,067.20x = 892,944,293,867.52
  5. Step 5: Solve for x
    x = 892,944,293,867.52/842,067.20
  6. Step 6: Final answer
    x = 1,060,419.28

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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.