Home / 1,200,487.98-1,800,067.23-491,014.26

Finding the Fourth Proportional to 1,200,487.98, 1,800,067.23 and 491,014.26

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Solution

The fourth proportional to 1,200,487.98, 1,800,067.23 and 491,014.26 is: 736,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,487.98 : 1,800,067.23 = 491,014.26 : x
  2. Step 2: Convert to fraction form
    1,200,487.98/1,800,067.23 = 491,014.26/x
  3. Step 3: Cross multiply
    1,200,487.98x = 1,800,067.23 × 491,014.26
  4. Step 4: Simplify right side
    1,200,487.98x = 883,858,678,888.70
  5. Step 5: Solve for x
    x = 883,858,678,888.70/1,200,487.98
  6. Step 6: Final answer
    x = 736,249.50

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Double scale
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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.