Home / 3,428,302.38-4,731,539.26-2,121,973.43

Finding the Fourth Proportional to 3,428,302.38, 4,731,539.26 and 2,121,973.43

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Solution

The fourth proportional to 3,428,302.38, 4,731,539.26 and 2,121,973.43 is: 2,928,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,302.38 : 4,731,539.26 = 2,121,973.43 : x
  2. Step 2: Convert to fraction form
    3,428,302.38/4,731,539.26 = 2,121,973.43/x
  3. Step 3: Cross multiply
    3,428,302.38x = 4,731,539.26 × 2,121,973.43
  4. Step 4: Simplify right side
    3,428,302.38x = 10,040,200,587,416.93
  5. Step 5: Solve for x
    x = 10,040,200,587,416.93/3,428,302.38
  6. Step 6: Final answer
    x = 2,928,621.65

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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.