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Finding the Fourth Proportional to 5,985,612.45, 8,978,418.68 and 3,594,127.95

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Solution

The fourth proportional to 5,985,612.45, 8,978,418.68 and 3,594,127.95 is: 5,391,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985,612.45 : 8,978,418.68 = 3,594,127.95 : x
  2. Step 2: Convert to fraction form
    5,985,612.45/8,978,418.68 = 3,594,127.95/x
  3. Step 3: Cross multiply
    5,985,612.45x = 8,978,418.68 × 3,594,127.95
  4. Step 4: Simplify right side
    5,985,612.45x = 32,269,585,506,619.47
  5. Step 5: Solve for x
    x = 32,269,585,506,619.47/5,985,612.45
  6. Step 6: Final answer
    x = 5,391,191.93

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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.