Home / 943,664.20-1,413,422.70-819,248.20

Finding the Fourth Proportional to 943,664.20, 1,413,422.70 and 819,248.20

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Solution

The fourth proportional to 943,664.20, 1,413,422.70 and 819,248.20 is: 1,227,072.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,664.20 : 1,413,422.70 = 819,248.20 : x
  2. Step 2: Convert to fraction form
    943,664.20/1,413,422.70 = 819,248.20/x
  3. Step 3: Cross multiply
    943,664.20x = 1,413,422.70 × 819,248.20
  4. Step 4: Simplify right side
    943,664.20x = 1,157,944,002,814.14
  5. Step 5: Solve for x
    x = 1,157,944,002,814.14/943,664.20
  6. Step 6: Final answer
    x = 1,227,072.09

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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.