Home / 3,426,078.74-5,133,511.47-2,074,143.74

Finding the Fourth Proportional to 3,426,078.74, 5,133,511.47 and 2,074,143.74

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Solution

The fourth proportional to 3,426,078.74, 5,133,511.47 and 2,074,143.74 is: 3,107,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,078.74 : 5,133,511.47 = 2,074,143.74 : x
  2. Step 2: Convert to fraction form
    3,426,078.74/5,133,511.47 = 2,074,143.74/x
  3. Step 3: Cross multiply
    3,426,078.74x = 5,133,511.47 × 2,074,143.74
  4. Step 4: Simplify right side
    3,426,078.74x = 10,647,640,679,718.70
  5. Step 5: Solve for x
    x = 10,647,640,679,718.70/3,426,078.74
  6. Step 6: Final answer
    x = 3,107,821.36

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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.