Home / 2,099,886.27-3,150,288.77-680,085.87

Finding the Fourth Proportional to 2,099,886.27, 3,150,288.77 and 680,085.87

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Solution

The fourth proportional to 2,099,886.27, 3,150,288.77 and 680,085.87 is: 1,020,277.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,886.27 : 3,150,288.77 = 680,085.87 : x
  2. Step 2: Convert to fraction form
    2,099,886.27/3,150,288.77 = 680,085.87/x
  3. Step 3: Cross multiply
    2,099,886.27x = 3,150,288.77 × 680,085.87
  4. Step 4: Simplify right side
    2,099,886.27x = 2,142,466,878,896.68
  5. Step 5: Solve for x
    x = 2,142,466,878,896.68/2,099,886.27
  6. Step 6: Final answer
    x = 1,020,277.58

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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.