Home / 1,215,696.98-1,821,915.48-946,150.61

Finding the Fourth Proportional to 1,215,696.98, 1,821,915.48 and 946,150.61

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Solution

The fourth proportional to 1,215,696.98, 1,821,915.48 and 946,150.61 is: 1,417,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,696.98 : 1,821,915.48 = 946,150.61 : x
  2. Step 2: Convert to fraction form
    1,215,696.98/1,821,915.48 = 946,150.61/x
  3. Step 3: Cross multiply
    1,215,696.98x = 1,821,915.48 × 946,150.61
  4. Step 4: Simplify right side
    1,215,696.98x = 1,723,806,442,770.44
  5. Step 5: Solve for x
    x = 1,723,806,442,770.44/1,215,696.98
  6. Step 6: Final answer
    x = 1,417,957.33

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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.