Home / 1,461,141.73-2,016,371.68-816,561.37

Finding the Fourth Proportional to 1,461,141.73, 2,016,371.68 and 816,561.37

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Solution

The fourth proportional to 1,461,141.73, 2,016,371.68 and 816,561.37 is: 1,126,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,141.73 : 2,016,371.68 = 816,561.37 : x
  2. Step 2: Convert to fraction form
    1,461,141.73/2,016,371.68 = 816,561.37/x
  3. Step 3: Cross multiply
    1,461,141.73x = 2,016,371.68 × 816,561.37
  4. Step 4: Simplify right side
    1,461,141.73x = 1,646,491,221,450.00
  5. Step 5: Solve for x
    x = 1,646,491,221,450.00/1,461,141.73
  6. Step 6: Final answer
    x = 1,126,852.51

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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.