Home / 3,431,690-5,147,405.76-1,035,470.96

Finding the Fourth Proportional to 3,431,690, 5,147,405.76 and 1,035,470.96

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Solution

The fourth proportional to 3,431,690, 5,147,405.76 and 1,035,470.96 is: 1,553,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,690 : 5,147,405.76 = 1,035,470.96 : x
  2. Step 2: Convert to fraction form
    3,431,690/5,147,405.76 = 1,035,470.96/x
  3. Step 3: Cross multiply
    3,431,690x = 5,147,405.76 × 1,035,470.96
  4. Step 4: Simplify right side
    3,431,690x = 5,329,989,183,816.73
  5. Step 5: Solve for x
    x = 5,329,989,183,816.73/3,431,690
  6. Step 6: Final answer
    x = 1,553,167.44

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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.