Home / 1,461,439.44-2,016,647.94-816,844.92

Finding the Fourth Proportional to 1,461,439.44, 2,016,647.94 and 816,844.92

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Solution

The fourth proportional to 1,461,439.44, 2,016,647.94 and 816,844.92 is: 1,127,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,439.44 : 2,016,647.94 = 816,844.92 : x
  2. Step 2: Convert to fraction form
    1,461,439.44/2,016,647.94 = 816,844.92/x
  3. Step 3: Cross multiply
    1,461,439.44x = 2,016,647.94 × 816,844.92
  4. Step 4: Simplify right side
    1,461,439.44x = 1,647,288,625,217.47
  5. Step 5: Solve for x
    x = 1,647,288,625,217.47/1,461,439.44
  6. Step 6: Final answer
    x = 1,127,168.58

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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.