Home / 1,080,768.53-1,621,185.82-370,786.61

Finding the Fourth Proportional to 1,080,768.53, 1,621,185.82 and 370,786.61

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Solution

The fourth proportional to 1,080,768.53, 1,621,185.82 and 370,786.61 is: 556,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,768.53 : 1,621,185.82 = 370,786.61 : x
  2. Step 2: Convert to fraction form
    1,080,768.53/1,621,185.82 = 370,786.61/x
  3. Step 3: Cross multiply
    1,080,768.53x = 1,621,185.82 × 370,786.61
  4. Step 4: Simplify right side
    1,080,768.53x = 601,113,985,344.98
  5. Step 5: Solve for x
    x = 601,113,985,344.98/1,080,768.53
  6. Step 6: Final answer
    x = 556,191.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.