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Finding the Fourth Proportional to 5,994,406.88, 8,989,243.50 and 2,399,503.76

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Solution

The fourth proportional to 5,994,406.88, 8,989,243.50 and 2,399,503.76 is: 3,598,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,994,406.88 : 8,989,243.50 = 2,399,503.76 : x
  2. Step 2: Convert to fraction form
    5,994,406.88/8,989,243.50 = 2,399,503.76/x
  3. Step 3: Cross multiply
    5,994,406.88x = 8,989,243.50 × 2,399,503.76
  4. Step 4: Simplify right side
    5,994,406.88x = 21,569,723,577,805.56
  5. Step 5: Solve for x
    x = 21,569,723,577,805.56/5,994,406.88
  6. Step 6: Final answer
    x = 3,598,308.22

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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.