Home / 1,326,928.23-1,990,375.94-935,823.98

Finding the Fourth Proportional to 1,326,928.23, 1,990,375.94 and 935,823.98

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Solution

The fourth proportional to 1,326,928.23, 1,990,375.94 and 935,823.98 is: 1,403,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,928.23 : 1,990,375.94 = 935,823.98 : x
  2. Step 2: Convert to fraction form
    1,326,928.23/1,990,375.94 = 935,823.98/x
  3. Step 3: Cross multiply
    1,326,928.23x = 1,990,375.94 × 935,823.98
  4. Step 4: Simplify right side
    1,326,928.23x = 1,862,641,541,182.54
  5. Step 5: Solve for x
    x = 1,862,641,541,182.54/1,326,928.23
  6. Step 6: Final answer
    x = 1,403,724.41

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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.