Home / 1,910,575.96-2,865,770.21-712,404.52

Finding the Fourth Proportional to 1,910,575.96, 2,865,770.21 and 712,404.52

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Solution

The fourth proportional to 1,910,575.96, 2,865,770.21 and 712,404.52 is: 1,068,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,575.96 : 2,865,770.21 = 712,404.52 : x
  2. Step 2: Convert to fraction form
    1,910,575.96/2,865,770.21 = 712,404.52/x
  3. Step 3: Cross multiply
    1,910,575.96x = 2,865,770.21 × 712,404.52
  4. Step 4: Simplify right side
    1,910,575.96x = 2,041,587,645,501.93
  5. Step 5: Solve for x
    x = 2,041,587,645,501.93/1,910,575.96
  6. Step 6: Final answer
    x = 1,068,571.83

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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.