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Finding the Fourth Proportional to 5,985,015.20, 8,978,689.20 and 2,573,295.20

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Solution

The fourth proportional to 5,985,015.20, 8,978,689.20 and 2,573,295.20 is: 3,860,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985,015.20 : 8,978,689.20 = 2,573,295.20 : x
  2. Step 2: Convert to fraction form
    5,985,015.20/8,978,689.20 = 2,573,295.20/x
  3. Step 3: Cross multiply
    5,985,015.20x = 8,978,689.20 × 2,573,295.20
  4. Step 4: Simplify right side
    5,985,015.20x = 23,104,817,820,651.84
  5. Step 5: Solve for x
    x = 23,104,817,820,651.84/5,985,015.20
  6. Step 6: Final answer
    x = 3,860,444.30

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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.