Home / 2,756,854.44-4,134,736.44-2,620,143.36

Finding the Fourth Proportional to 2,756,854.44, 4,134,736.44 and 2,620,143.36

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Solution

The fourth proportional to 2,756,854.44, 4,134,736.44 and 2,620,143.36 is: 3,929,696.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,854.44 : 4,134,736.44 = 2,620,143.36 : x
  2. Step 2: Convert to fraction form
    2,756,854.44/4,134,736.44 = 2,620,143.36/x
  3. Step 3: Cross multiply
    2,756,854.44x = 4,134,736.44 × 2,620,143.36
  4. Step 4: Simplify right side
    2,756,854.44x = 10,833,602,228,616.04
  5. Step 5: Solve for x
    x = 10,833,602,228,616.04/2,756,854.44
  6. Step 6: Final answer
    x = 3,929,696.86

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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.