Home / 2,015,364.16-2,777,961-1,361,786.08

Finding the Fourth Proportional to 2,015,364.16, 2,777,961 and 1,361,786.08

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Solution

The fourth proportional to 2,015,364.16, 2,777,961 and 1,361,786.08 is: 1,877,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,364.16 : 2,777,961 = 1,361,786.08 : x
  2. Step 2: Convert to fraction form
    2,015,364.16/2,777,961 = 1,361,786.08/x
  3. Step 3: Cross multiply
    2,015,364.16x = 2,777,961 × 1,361,786.08
  4. Step 4: Simplify right side
    2,015,364.16x = 3,782,988,620,582.88
  5. Step 5: Solve for x
    x = 3,782,988,620,582.88/2,015,364.16
  6. Step 6: Final answer
    x = 1,877,074.47

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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.