Home / 1,103,725.00-1,522,798.19-644,508.31

Finding the Fourth Proportional to 1,103,725.00, 1,522,798.19 and 644,508.31

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Solution

The fourth proportional to 1,103,725.00, 1,522,798.19 and 644,508.31 is: 889,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,725.00 : 1,522,798.19 = 644,508.31 : x
  2. Step 2: Convert to fraction form
    1,103,725.00/1,522,798.19 = 644,508.31/x
  3. Step 3: Cross multiply
    1,103,725.00x = 1,522,798.19 × 644,508.31
  4. Step 4: Simplify right side
    1,103,725.00x = 981,456,080,878.42
  5. Step 5: Solve for x
    x = 981,456,080,878.42/1,103,725.00
  6. Step 6: Final answer
    x = 889,221.58

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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.