Home / 1,261,524-1,893,121.68-693,301.92

Finding the Fourth Proportional to 1,261,524, 1,893,121.68 and 693,301.92

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Solution

The fourth proportional to 1,261,524, 1,893,121.68 and 693,301.92 is: 1,040,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,524 : 1,893,121.68 = 693,301.92 : x
  2. Step 2: Convert to fraction form
    1,261,524/1,893,121.68 = 693,301.92/x
  3. Step 3: Cross multiply
    1,261,524x = 1,893,121.68 × 693,301.92
  4. Step 4: Simplify right side
    1,261,524x = 1,312,504,895,537.63
  5. Step 5: Solve for x
    x = 1,312,504,895,537.63/1,261,524
  6. Step 6: Final answer
    x = 1,040,412.15

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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.