Home / 2,718,418.42-4,074,934.21-1,276,520.69

Finding the Fourth Proportional to 2,718,418.42, 4,074,934.21 and 1,276,520.69

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Solution

The fourth proportional to 2,718,418.42, 4,074,934.21 and 1,276,520.69 is: 1,913,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,418.42 : 4,074,934.21 = 1,276,520.69 : x
  2. Step 2: Convert to fraction form
    2,718,418.42/4,074,934.21 = 1,276,520.69/x
  3. Step 3: Cross multiply
    2,718,418.42x = 4,074,934.21 × 1,276,520.69
  4. Step 4: Simplify right side
    2,718,418.42x = 5,201,737,829,453.81
  5. Step 5: Solve for x
    x = 5,201,737,829,453.81/2,718,418.42
  6. Step 6: Final answer
    x = 1,913,516.25

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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.