Home / 1,610,145.56-2,222,005.73-885,067.58

Finding the Fourth Proportional to 1,610,145.56, 2,222,005.73 and 885,067.58

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Solution

The fourth proportional to 1,610,145.56, 2,222,005.73 and 885,067.58 is: 1,221,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,145.56 : 2,222,005.73 = 885,067.58 : x
  2. Step 2: Convert to fraction form
    1,610,145.56/2,222,005.73 = 885,067.58/x
  3. Step 3: Cross multiply
    1,610,145.56x = 2,222,005.73 × 885,067.58
  4. Step 4: Simplify right side
    1,610,145.56x = 1,966,625,235,326.91
  5. Step 5: Solve for x
    x = 1,966,625,235,326.91/1,610,145.56
  6. Step 6: Final answer
    x = 1,221,395.93

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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.