Home / 1,219,474.35-1,682,738.43-675,475.17

Finding the Fourth Proportional to 1,219,474.35, 1,682,738.43 and 675,475.17

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Solution

The fourth proportional to 1,219,474.35, 1,682,738.43 and 675,475.17 is: 932,080.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,474.35 : 1,682,738.43 = 675,475.17 : x
  2. Step 2: Convert to fraction form
    1,219,474.35/1,682,738.43 = 675,475.17/x
  3. Step 3: Cross multiply
    1,219,474.35x = 1,682,738.43 × 675,475.17
  4. Step 4: Simplify right side
    1,219,474.35x = 1,136,648,027,069.78
  5. Step 5: Solve for x
    x = 1,136,648,027,069.78/1,219,474.35
  6. Step 6: Final answer
    x = 932,080.31

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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.