Home / 2,640,439.73-3,960,659.70-1,441,708.18

Finding the Fourth Proportional to 2,640,439.73, 3,960,659.70 and 1,441,708.18

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Solution

The fourth proportional to 2,640,439.73, 3,960,659.70 and 1,441,708.18 is: 2,162,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,439.73 : 3,960,659.70 = 1,441,708.18 : x
  2. Step 2: Convert to fraction form
    2,640,439.73/3,960,659.70 = 1,441,708.18/x
  3. Step 3: Cross multiply
    2,640,439.73x = 3,960,659.70 × 1,441,708.18
  4. Step 4: Simplify right side
    2,640,439.73x = 5,710,115,477,784.70
  5. Step 5: Solve for x
    x = 5,710,115,477,784.70/2,640,439.73
  6. Step 6: Final answer
    x = 2,162,562.32

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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.