Home / 1,359,782.80-2,040,330.30-959,561.80

Finding the Fourth Proportional to 1,359,782.80, 2,040,330.30 and 959,561.80

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Solution

The fourth proportional to 1,359,782.80, 2,040,330.30 and 959,561.80 is: 1,439,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,782.80 : 2,040,330.30 = 959,561.80 : x
  2. Step 2: Convert to fraction form
    1,359,782.80/2,040,330.30 = 959,561.80/x
  3. Step 3: Cross multiply
    1,359,782.80x = 2,040,330.30 × 959,561.80
  4. Step 4: Simplify right side
    1,359,782.80x = 1,957,823,015,262.54
  5. Step 5: Solve for x
    x = 1,957,823,015,262.54/1,359,782.80
  6. Step 6: Final answer
    x = 1,439,805.69

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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.