Home / 2,876,640.68-3,969,859.41-1,569,964.07

Finding the Fourth Proportional to 2,876,640.68, 3,969,859.41 and 1,569,964.07

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Solution

The fourth proportional to 2,876,640.68, 3,969,859.41 and 1,569,964.07 is: 2,166,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,640.68 : 3,969,859.41 = 1,569,964.07 : x
  2. Step 2: Convert to fraction form
    2,876,640.68/3,969,859.41 = 1,569,964.07/x
  3. Step 3: Cross multiply
    2,876,640.68x = 3,969,859.41 × 1,569,964.07
  4. Step 4: Simplify right side
    2,876,640.68x = 6,232,536,646,576.05
  5. Step 5: Solve for x
    x = 6,232,536,646,576.05/2,876,640.68
  6. Step 6: Final answer
    x = 2,166,602.41

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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.