Home / 1,067,487.40-1,602,138.30-436,853.80

Finding the Fourth Proportional to 1,067,487.40, 1,602,138.30 and 436,853.80

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Solution

The fourth proportional to 1,067,487.40, 1,602,138.30 and 436,853.80 is: 655,651.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,487.40 : 1,602,138.30 = 436,853.80 : x
  2. Step 2: Convert to fraction form
    1,067,487.40/1,602,138.30 = 436,853.80/x
  3. Step 3: Cross multiply
    1,067,487.40x = 1,602,138.30 × 436,853.80
  4. Step 4: Simplify right side
    1,067,487.40x = 699,900,204,480.54
  5. Step 5: Solve for x
    x = 699,900,204,480.54/1,067,487.40
  6. Step 6: Final answer
    x = 655,651.96

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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.