Home / 5,490,823.20-8,232,394.80-3,245,805.60

Finding the Fourth Proportional to 5,490,823.20, 8,232,394.80 and 3,245,805.60

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Solution

The fourth proportional to 5,490,823.20, 8,232,394.80 and 3,245,805.60 is: 4,866,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,823.20 : 8,232,394.80 = 3,245,805.60 : x
  2. Step 2: Convert to fraction form
    5,490,823.20/8,232,394.80 = 3,245,805.60/x
  3. Step 3: Cross multiply
    5,490,823.20x = 8,232,394.80 × 3,245,805.60
  4. Step 4: Simplify right side
    5,490,823.20x = 26,720,753,143,250.88
  5. Step 5: Solve for x
    x = 26,720,753,143,250.88/5,490,823.20
  6. Step 6: Final answer
    x = 4,866,438.45

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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.