Home / 3,138,651-4,703,591.68-1,696,224.74

Finding the Fourth Proportional to 3,138,651, 4,703,591.68 and 1,696,224.74

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Solution

The fourth proportional to 3,138,651, 4,703,591.68 and 1,696,224.74 is: 2,541,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,651 : 4,703,591.68 = 1,696,224.74 : x
  2. Step 2: Convert to fraction form
    3,138,651/4,703,591.68 = 1,696,224.74/x
  3. Step 3: Cross multiply
    3,138,651x = 4,703,591.68 × 1,696,224.74
  4. Step 4: Simplify right side
    3,138,651x = 7,978,348,574,474.16
  5. Step 5: Solve for x
    x = 7,978,348,574,474.16/3,138,651
  6. Step 6: Final answer
    x = 2,541,967.42

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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.