Home / 3,678,490.26-5,073,440.87-2,389,745.84

Finding the Fourth Proportional to 3,678,490.26, 5,073,440.87 and 2,389,745.84

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Solution

The fourth proportional to 3,678,490.26, 5,073,440.87 and 2,389,745.84 is: 3,295,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,490.26 : 5,073,440.87 = 2,389,745.84 : x
  2. Step 2: Convert to fraction form
    3,678,490.26/5,073,440.87 = 2,389,745.84/x
  3. Step 3: Cross multiply
    3,678,490.26x = 5,073,440.87 × 2,389,745.84
  4. Step 4: Simplify right side
    3,678,490.26x = 12,124,234,194,175.64
  5. Step 5: Solve for x
    x = 12,124,234,194,175.64/3,678,490.26
  6. Step 6: Final answer
    x = 3,295,981.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.