Home / 2,267,419.90-3,129,039.48-1,248,824.65

Finding the Fourth Proportional to 2,267,419.90, 3,129,039.48 and 1,248,824.65

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Solution

The fourth proportional to 2,267,419.90, 3,129,039.48 and 1,248,824.65 is: 1,723,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267,419.90 : 3,129,039.48 = 1,248,824.65 : x
  2. Step 2: Convert to fraction form
    2,267,419.90/3,129,039.48 = 1,248,824.65/x
  3. Step 3: Cross multiply
    2,267,419.90x = 3,129,039.48 × 1,248,824.65
  4. Step 4: Simplify right side
    2,267,419.90x = 3,907,621,633,447.18
  5. Step 5: Solve for x
    x = 3,907,621,633,447.18/2,267,419.90
  6. Step 6: Final answer
    x = 1,723,378.03

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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.