Home / 3,608,463.39-4,975,689.78-2,299,643.12

Finding the Fourth Proportional to 3,608,463.39, 4,975,689.78 and 2,299,643.12

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Solution

The fourth proportional to 3,608,463.39, 4,975,689.78 and 2,299,643.12 is: 3,170,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,463.39 : 4,975,689.78 = 2,299,643.12 : x
  2. Step 2: Convert to fraction form
    3,608,463.39/4,975,689.78 = 2,299,643.12/x
  3. Step 3: Cross multiply
    3,608,463.39x = 4,975,689.78 × 2,299,643.12
  4. Step 4: Simplify right side
    3,608,463.39x = 11,442,310,744,952.87
  5. Step 5: Solve for x
    x = 11,442,310,744,952.87/3,608,463.39
  6. Step 6: Final answer
    x = 3,170,964.90

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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.