Home / 1,418,074.06-1,956,968.84-773,517.28

Finding the Fourth Proportional to 1,418,074.06, 1,956,968.84 and 773,517.28

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Solution

The fourth proportional to 1,418,074.06, 1,956,968.84 and 773,517.28 is: 1,067,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,074.06 : 1,956,968.84 = 773,517.28 : x
  2. Step 2: Convert to fraction form
    1,418,074.06/1,956,968.84 = 773,517.28/x
  3. Step 3: Cross multiply
    1,418,074.06x = 1,956,968.84 × 773,517.28
  4. Step 4: Simplify right side
    1,418,074.06x = 1,513,749,214,161.56
  5. Step 5: Solve for x
    x = 1,513,749,214,161.56/1,418,074.06
  6. Step 6: Final answer
    x = 1,067,468.38

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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.