Home / 2,640,570.83-3,960,856.31-1,441,839.23

Finding the Fourth Proportional to 2,640,570.83, 3,960,856.31 and 1,441,839.23

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Solution

The fourth proportional to 2,640,570.83, 3,960,856.31 and 1,441,839.23 is: 2,162,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,570.83 : 3,960,856.31 = 1,441,839.23 : x
  2. Step 2: Convert to fraction form
    2,640,570.83/3,960,856.31 = 1,441,839.23/x
  3. Step 3: Cross multiply
    2,640,570.83x = 3,960,856.31 × 1,441,839.23
  4. Step 4: Simplify right side
    2,640,570.83x = 5,710,917,985,137.57
  5. Step 5: Solve for x
    x = 5,710,917,985,137.57/2,640,570.83
  6. Step 6: Final answer
    x = 2,162,758.87

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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.