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Finding the Fourth Proportional to 5,831,998.80, 8,747,998.20 and 2,997,646.80

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Solution

The fourth proportional to 5,831,998.80, 8,747,998.20 and 2,997,646.80 is: 4,496,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831,998.80 : 8,747,998.20 = 2,997,646.80 : x
  2. Step 2: Convert to fraction form
    5,831,998.80/8,747,998.20 = 2,997,646.80/x
  3. Step 3: Cross multiply
    5,831,998.80x = 8,747,998.20 × 2,997,646.80
  4. Step 4: Simplify right side
    5,831,998.80x = 26,223,408,810,635.76
  5. Step 5: Solve for x
    x = 26,223,408,810,635.76/5,831,998.80
  6. Step 6: Final answer
    x = 4,496,470.20

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Similar ratio
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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.