Home / 1,321,609.56-1,982,496.42-375,054.36

Finding the Fourth Proportional to 1,321,609.56, 1,982,496.42 and 375,054.36

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Solution

The fourth proportional to 1,321,609.56, 1,982,496.42 and 375,054.36 is: 562,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,609.56 : 1,982,496.42 = 375,054.36 : x
  2. Step 2: Convert to fraction form
    1,321,609.56/1,982,496.42 = 375,054.36/x
  3. Step 3: Cross multiply
    1,321,609.56x = 1,982,496.42 × 375,054.36
  4. Step 4: Simplify right side
    1,321,609.56x = 743,543,926,005.39
  5. Step 5: Solve for x
    x = 743,543,926,005.39/1,321,609.56
  6. Step 6: Final answer
    x = 562,604.83

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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.