Home / 2,718,418.17-4,074,933.83-1,276,520.44

Finding the Fourth Proportional to 2,718,418.17, 4,074,933.83 and 1,276,520.44

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Solution

The fourth proportional to 2,718,418.17, 4,074,933.83 and 1,276,520.44 is: 1,913,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,418.17 : 4,074,933.83 = 1,276,520.44 : x
  2. Step 2: Convert to fraction form
    2,718,418.17/4,074,933.83 = 1,276,520.44/x
  3. Step 3: Cross multiply
    2,718,418.17x = 4,074,933.83 × 1,276,520.44
  4. Step 4: Simplify right side
    2,718,418.17x = 5,201,736,318,646.45
  5. Step 5: Solve for x
    x = 5,201,736,318,646.45/2,718,418.17
  6. Step 6: Final answer
    x = 1,913,515.87

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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.