Home / 1,338,222.06-1,846,698.66-757,432.73

Finding the Fourth Proportional to 1,338,222.06, 1,846,698.66 and 757,432.73

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Solution

The fourth proportional to 1,338,222.06, 1,846,698.66 and 757,432.73 is: 1,045,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,222.06 : 1,846,698.66 = 757,432.73 : x
  2. Step 2: Convert to fraction form
    1,338,222.06/1,846,698.66 = 757,432.73/x
  3. Step 3: Cross multiply
    1,338,222.06x = 1,846,698.66 × 757,432.73
  4. Step 4: Simplify right side
    1,338,222.06x = 1,398,750,007,531.14
  5. Step 5: Solve for x
    x = 1,398,750,007,531.14/1,338,222.06
  6. Step 6: Final answer
    x = 1,045,230.12

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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.