Home / 1,489,795.92-2,055,776.13-836,272.26

Finding the Fourth Proportional to 1,489,795.92, 2,055,776.13 and 836,272.26

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Solution

The fourth proportional to 1,489,795.92, 2,055,776.13 and 836,272.26 is: 1,153,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,795.92 : 2,055,776.13 = 836,272.26 : x
  2. Step 2: Convert to fraction form
    1,489,795.92/2,055,776.13 = 836,272.26/x
  3. Step 3: Cross multiply
    1,489,795.92x = 2,055,776.13 × 836,272.26
  4. Step 4: Simplify right side
    1,489,795.92x = 1,719,188,550,289.15
  5. Step 5: Solve for x
    x = 1,719,188,550,289.15/1,489,795.92
  6. Step 6: Final answer
    x = 1,153,975.87

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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.