Home / 1,338,148.85-1,846,672.85-757,371.97

Finding the Fourth Proportional to 1,338,148.85, 1,846,672.85 and 757,371.97

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Solution

The fourth proportional to 1,338,148.85, 1,846,672.85 and 757,371.97 is: 1,045,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,148.85 : 1,846,672.85 = 757,371.97 : x
  2. Step 2: Convert to fraction form
    1,338,148.85/1,846,672.85 = 757,371.97/x
  3. Step 3: Cross multiply
    1,338,148.85x = 1,846,672.85 × 757,371.97
  4. Step 4: Simplify right side
    1,338,148.85x = 1,398,618,241,329.79
  5. Step 5: Solve for x
    x = 1,398,618,241,329.79/1,338,148.85
  6. Step 6: Final answer
    x = 1,045,188.84

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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.