Home / 1,282,894.88-1,923,013.56-1,055,870

Finding the Fourth Proportional to 1,282,894.88, 1,923,013.56 and 1,055,870

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Solution

The fourth proportional to 1,282,894.88, 1,923,013.56 and 1,055,870 is: 1,582,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,894.88 : 1,923,013.56 = 1,055,870 : x
  2. Step 2: Convert to fraction form
    1,282,894.88/1,923,013.56 = 1,055,870/x
  3. Step 3: Cross multiply
    1,282,894.88x = 1,923,013.56 × 1,055,870
  4. Step 4: Simplify right side
    1,282,894.88x = 2,030,452,327,597.20
  5. Step 5: Solve for x
    x = 2,030,452,327,597.20/1,282,894.88
  6. Step 6: Final answer
    x = 1,582,711.38

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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.