Home / 2,239,719.25-3,091,074.95-1,272,994.85

Finding the Fourth Proportional to 2,239,719.25, 3,091,074.95 and 1,272,994.85

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Solution

The fourth proportional to 2,239,719.25, 3,091,074.95 and 1,272,994.85 is: 1,756,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,719.25 : 3,091,074.95 = 1,272,994.85 : x
  2. Step 2: Convert to fraction form
    2,239,719.25/3,091,074.95 = 1,272,994.85/x
  3. Step 3: Cross multiply
    2,239,719.25x = 3,091,074.95 × 1,272,994.85
  4. Step 4: Simplify right side
    2,239,719.25x = 3,934,922,503,224.18
  5. Step 5: Solve for x
    x = 3,934,922,503,224.18/2,239,719.25
  6. Step 6: Final answer
    x = 1,756,882.03

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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.