Home / 3,600,231.20-5,406,567.60-1,920,615.20

Finding the Fourth Proportional to 3,600,231.20, 5,406,567.60 and 1,920,615.20

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Solution

The fourth proportional to 3,600,231.20, 5,406,567.60 and 1,920,615.20 is: 2,884,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600,231.20 : 5,406,567.60 = 1,920,615.20 : x
  2. Step 2: Convert to fraction form
    3,600,231.20/5,406,567.60 = 1,920,615.20/x
  3. Step 3: Cross multiply
    3,600,231.20x = 5,406,567.60 × 1,920,615.20
  4. Step 4: Simplify right side
    3,600,231.20x = 10,383,935,912,387.52
  5. Step 5: Solve for x
    x = 10,383,935,912,387.52/3,600,231.20
  6. Step 6: Final answer
    x = 2,884,241.41

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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.