Home / 3,428,444.60-4,731,735.84-2,122,115.94

Finding the Fourth Proportional to 3,428,444.60, 4,731,735.84 and 2,122,115.94

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Solution

The fourth proportional to 3,428,444.60, 4,731,735.84 and 2,122,115.94 is: 2,928,818.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,444.60 : 4,731,735.84 = 2,122,115.94 : x
  2. Step 2: Convert to fraction form
    3,428,444.60/4,731,735.84 = 2,122,115.94/x
  3. Step 3: Cross multiply
    3,428,444.60x = 4,731,735.84 × 2,122,115.94
  4. Step 4: Simplify right side
    3,428,444.60x = 10,041,292,049,933.29
  5. Step 5: Solve for x
    x = 10,041,292,049,933.29/3,428,444.60
  6. Step 6: Final answer
    x = 2,928,818.53

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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.