Home / 3,145,677.28-4,340,993.24-1,769,020.58

Finding the Fourth Proportional to 3,145,677.28, 4,340,993.24 and 1,769,020.58

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Solution

The fourth proportional to 3,145,677.28, 4,340,993.24 and 1,769,020.58 is: 2,441,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,677.28 : 4,340,993.24 = 1,769,020.58 : x
  2. Step 2: Convert to fraction form
    3,145,677.28/4,340,993.24 = 1,769,020.58/x
  3. Step 3: Cross multiply
    3,145,677.28x = 4,340,993.24 × 1,769,020.58
  4. Step 4: Simplify right side
    3,145,677.28x = 7,679,306,394,475.91
  5. Step 5: Solve for x
    x = 7,679,306,394,475.91/3,145,677.28
  6. Step 6: Final answer
    x = 2,441,225.12

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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.