Home / 2,112,002.68-2,914,545.78-1,194,412

Finding the Fourth Proportional to 2,112,002.68, 2,914,545.78 and 1,194,412

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Solution

The fourth proportional to 2,112,002.68, 2,914,545.78 and 1,194,412 is: 1,648,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,002.68 : 2,914,545.78 = 1,194,412 : x
  2. Step 2: Convert to fraction form
    2,112,002.68/2,914,545.78 = 1,194,412/x
  3. Step 3: Cross multiply
    2,112,002.68x = 2,914,545.78 × 1,194,412
  4. Step 4: Simplify right side
    2,112,002.68x = 3,481,168,454,181.36
  5. Step 5: Solve for x
    x = 3,481,168,454,181.36/2,112,002.68
  6. Step 6: Final answer
    x = 1,648,278.43

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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.