Home / 1,219,208.16-1,682,514.24-675,361.44

Finding the Fourth Proportional to 1,219,208.16, 1,682,514.24 and 675,361.44

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Solution

The fourth proportional to 1,219,208.16, 1,682,514.24 and 675,361.44 is: 932,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,208.16 : 1,682,514.24 = 675,361.44 : x
  2. Step 2: Convert to fraction form
    1,219,208.16/1,682,514.24 = 675,361.44/x
  3. Step 3: Cross multiply
    1,219,208.16x = 1,682,514.24 × 675,361.44
  4. Step 4: Simplify right side
    1,219,208.16x = 1,136,305,239,946.91
  5. Step 5: Solve for x
    x = 1,136,305,239,946.91/1,219,208.16
  6. Step 6: Final answer
    x = 932,002.65

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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.