Home / 1,192,286.79-1,792,043.44-788,855.00

Finding the Fourth Proportional to 1,192,286.79, 1,792,043.44 and 788,855.00

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Solution

The fourth proportional to 1,192,286.79, 1,792,043.44 and 788,855.00 is: 1,185,673.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,286.79 : 1,792,043.44 = 788,855.00 : x
  2. Step 2: Convert to fraction form
    1,192,286.79/1,792,043.44 = 788,855.00/x
  3. Step 3: Cross multiply
    1,192,286.79x = 1,792,043.44 × 788,855.00
  4. Step 4: Simplify right side
    1,192,286.79x = 1,413,662,431,446.40
  5. Step 5: Solve for x
    x = 1,413,662,431,446.40/1,192,286.79
  6. Step 6: Final answer
    x = 1,185,673.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.