Home / 1,338,148.35-1,846,672.16-757,371.47

Finding the Fourth Proportional to 1,338,148.35, 1,846,672.16 and 757,371.47

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Solution

The fourth proportional to 1,338,148.35, 1,846,672.16 and 757,371.47 is: 1,045,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,148.35 : 1,846,672.16 = 757,371.47 : x
  2. Step 2: Convert to fraction form
    1,338,148.35/1,846,672.16 = 757,371.47/x
  3. Step 3: Cross multiply
    1,338,148.35x = 1,846,672.16 × 757,371.47
  4. Step 4: Simplify right side
    1,338,148.35x = 1,398,616,795,407.06
  5. Step 5: Solve for x
    x = 1,398,616,795,407.06/1,338,148.35
  6. Step 6: Final answer
    x = 1,045,188.15

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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.