Home / 1,192,133.51-1,645,187.50-682,934.30

Finding the Fourth Proportional to 1,192,133.51, 1,645,187.50 and 682,934.30

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Solution

The fourth proportional to 1,192,133.51, 1,645,187.50 and 682,934.30 is: 942,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,133.51 : 1,645,187.50 = 682,934.30 : x
  2. Step 2: Convert to fraction form
    1,192,133.51/1,645,187.50 = 682,934.30/x
  3. Step 3: Cross multiply
    1,192,133.51x = 1,645,187.50 × 682,934.30
  4. Step 4: Simplify right side
    1,192,133.51x = 1,123,554,963,747.98
  5. Step 5: Solve for x
    x = 1,123,554,963,747.98/1,192,133.51
  6. Step 6: Final answer
    x = 942,474.11

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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.