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Finding the Fourth Proportional to 5,984,999.20, 8,978,665.20 and 2,573,279.20

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Solution

The fourth proportional to 5,984,999.20, 8,978,665.20 and 2,573,279.20 is: 3,860,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984,999.20 : 8,978,665.20 = 2,573,279.20 : x
  2. Step 2: Convert to fraction form
    5,984,999.20/8,978,665.20 = 2,573,279.20/x
  3. Step 3: Cross multiply
    5,984,999.20x = 8,978,665.20 × 2,573,279.20
  4. Step 4: Simplify right side
    5,984,999.20x = 23,104,612,402,923.84
  5. Step 5: Solve for x
    x = 23,104,612,402,923.84/5,984,999.20
  6. Step 6: Final answer
    x = 3,860,420.30

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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.