Home / 1,321,448.61-1,982,171.82-374,827.53

Finding the Fourth Proportional to 1,321,448.61, 1,982,171.82 and 374,827.53

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Solution

The fourth proportional to 1,321,448.61, 1,982,171.82 and 374,827.53 is: 562,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,448.61 : 1,982,171.82 = 374,827.53 : x
  2. Step 2: Convert to fraction form
    1,321,448.61/1,982,171.82 = 374,827.53/x
  3. Step 3: Cross multiply
    1,321,448.61x = 1,982,171.82 × 374,827.53
  4. Step 4: Simplify right side
    1,321,448.61x = 742,972,567,326.21
  5. Step 5: Solve for x
    x = 742,972,567,326.21/1,321,448.61
  6. Step 6: Final answer
    x = 562,240.98

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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.