Home / 1,208,726.74-1,667,960.67-699,505.66

Finding the Fourth Proportional to 1,208,726.74, 1,667,960.67 and 699,505.66

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Solution

The fourth proportional to 1,208,726.74, 1,667,960.67 and 699,505.66 is: 965,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,726.74 : 1,667,960.67 = 699,505.66 : x
  2. Step 2: Convert to fraction form
    1,208,726.74/1,667,960.67 = 699,505.66/x
  3. Step 3: Cross multiply
    1,208,726.74x = 1,667,960.67 × 699,505.66
  4. Step 4: Simplify right side
    1,208,726.74x = 1,166,747,929,322.39
  5. Step 5: Solve for x
    x = 1,166,747,929,322.39/1,208,726.74
  6. Step 6: Final answer
    x = 965,270.22

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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.