Home / 4,818,216.78-6,646,620.33-2,856,953.25

Finding the Fourth Proportional to 4,818,216.78, 6,646,620.33 and 2,856,953.25

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Solution

The fourth proportional to 4,818,216.78, 6,646,620.33 and 2,856,953.25 is: 3,941,101.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,216.78 : 6,646,620.33 = 2,856,953.25 : x
  2. Step 2: Convert to fraction form
    4,818,216.78/6,646,620.33 = 2,856,953.25/x
  3. Step 3: Cross multiply
    4,818,216.78x = 6,646,620.33 × 2,856,953.25
  4. Step 4: Simplify right side
    4,818,216.78x = 18,989,083,553,309.57
  5. Step 5: Solve for x
    x = 18,989,083,553,309.57/4,818,216.78
  6. Step 6: Final answer
    x = 3,941,101.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.