Home / 938,137.26-1,293,921.06-589,379.06

Finding the Fourth Proportional to 938,137.26, 1,293,921.06 and 589,379.06

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Solution

The fourth proportional to 938,137.26, 1,293,921.06 and 589,379.06 is: 812,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,137.26 : 1,293,921.06 = 589,379.06 : x
  2. Step 2: Convert to fraction form
    938,137.26/1,293,921.06 = 589,379.06/x
  3. Step 3: Cross multiply
    938,137.26x = 1,293,921.06 × 589,379.06
  4. Step 4: Simplify right side
    938,137.26x = 762,609,978,057.00
  5. Step 5: Solve for x
    x = 762,609,978,057.00/938,137.26
  6. Step 6: Final answer
    x = 812,898.08

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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.