Home / 2,132,771.69-3,199,157.52-712,827.77

Finding the Fourth Proportional to 2,132,771.69, 3,199,157.52 and 712,827.77

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Solution

The fourth proportional to 2,132,771.69, 3,199,157.52 and 712,827.77 is: 1,069,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,771.69 : 3,199,157.52 = 712,827.77 : x
  2. Step 2: Convert to fraction form
    2,132,771.69/3,199,157.52 = 712,827.77/x
  3. Step 3: Cross multiply
    2,132,771.69x = 3,199,157.52 × 712,827.77
  4. Step 4: Simplify right side
    2,132,771.69x = 2,280,448,320,860.33
  5. Step 5: Solve for x
    x = 2,280,448,320,860.33/2,132,771.69
  6. Step 6: Final answer
    x = 1,069,241.65

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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.