Home / 2,119,998-2,925,597.24-1,215,104.88

Finding the Fourth Proportional to 2,119,998, 2,925,597.24 and 1,215,104.88

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Solution

The fourth proportional to 2,119,998, 2,925,597.24 and 1,215,104.88 is: 1,676,844.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,998 : 2,925,597.24 = 1,215,104.88 : x
  2. Step 2: Convert to fraction form
    2,119,998/2,925,597.24 = 1,215,104.88/x
  3. Step 3: Cross multiply
    2,119,998x = 2,925,597.24 × 1,215,104.88
  4. Step 4: Simplify right side
    2,119,998x = 3,554,907,483,238.53
  5. Step 5: Solve for x
    x = 3,554,907,483,238.53/2,119,998
  6. Step 6: Final answer
    x = 1,676,844.73

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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.