Home / 1,639,787.60-2,459,098.20-741,659.60

Finding the Fourth Proportional to 1,639,787.60, 2,459,098.20 and 741,659.60

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Solution

The fourth proportional to 1,639,787.60, 2,459,098.20 and 741,659.60 is: 1,112,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,787.60 : 2,459,098.20 = 741,659.60 : x
  2. Step 2: Convert to fraction form
    1,639,787.60/2,459,098.20 = 741,659.60/x
  3. Step 3: Cross multiply
    1,639,787.60x = 2,459,098.20 × 741,659.60
  4. Step 4: Simplify right side
    1,639,787.60x = 1,823,813,787,372.72
  5. Step 5: Solve for x
    x = 1,823,813,787,372.72/1,639,787.60
  6. Step 6: Final answer
    x = 1,112,225.62

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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.