Home / 3,684,887.45-5,527,847.84-1,288,186.95

Finding the Fourth Proportional to 3,684,887.45, 5,527,847.84 and 1,288,186.95

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Solution

The fourth proportional to 3,684,887.45, 5,527,847.84 and 1,288,186.95 is: 1,932,461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684,887.45 : 5,527,847.84 = 1,288,186.95 : x
  2. Step 2: Convert to fraction form
    3,684,887.45/5,527,847.84 = 1,288,186.95/x
  3. Step 3: Cross multiply
    3,684,887.45x = 5,527,847.84 × 1,288,186.95
  4. Step 4: Simplify right side
    3,684,887.45x = 7,120,901,442,632.75
  5. Step 5: Solve for x
    x = 7,120,901,442,632.75/3,684,887.45
  6. Step 6: Final answer
    x = 1,932,461.04

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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.