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Finding the Fourth Proportional to 5,794,468.80, 8,691,703.20 and 3,652,958.40

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Solution

The fourth proportional to 5,794,468.80, 8,691,703.20 and 3,652,958.40 is: 5,479,437.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,794,468.80 : 8,691,703.20 = 3,652,958.40 : x
  2. Step 2: Convert to fraction form
    5,794,468.80/8,691,703.20 = 3,652,958.40/x
  3. Step 3: Cross multiply
    5,794,468.80x = 8,691,703.20 × 3,652,958.40
  4. Step 4: Simplify right side
    5,794,468.80x = 31,750,430,214,746.88
  5. Step 5: Solve for x
    x = 31,750,430,214,746.88/5,794,468.80
  6. Step 6: Final answer
    x = 5,479,437.60

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Similar ratio
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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.