Home / 2,427,439.78-3,641,639.34-890,449.46

Finding the Fourth Proportional to 2,427,439.78, 3,641,639.34 and 890,449.46

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Solution

The fourth proportional to 2,427,439.78, 3,641,639.34 and 890,449.46 is: 1,335,850.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,439.78 : 3,641,639.34 = 890,449.46 : x
  2. Step 2: Convert to fraction form
    2,427,439.78/3,641,639.34 = 890,449.46/x
  3. Step 3: Cross multiply
    2,427,439.78x = 3,641,639.34 × 890,449.46
  4. Step 4: Simplify right side
    2,427,439.78x = 3,242,695,783,817.76
  5. Step 5: Solve for x
    x = 3,242,695,783,817.76/2,427,439.78
  6. Step 6: Final answer
    x = 1,335,850.15

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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.