Home / 1,407,865.28-1,942,842.35-796,138.16

Finding the Fourth Proportional to 1,407,865.28, 1,942,842.35 and 796,138.16

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Solution

The fourth proportional to 1,407,865.28, 1,942,842.35 and 796,138.16 is: 1,098,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,865.28 : 1,942,842.35 = 796,138.16 : x
  2. Step 2: Convert to fraction form
    1,407,865.28/1,942,842.35 = 796,138.16/x
  3. Step 3: Cross multiply
    1,407,865.28x = 1,942,842.35 × 796,138.16
  4. Step 4: Simplify right side
    1,407,865.28x = 1,546,770,920,004.17
  5. Step 5: Solve for x
    x = 1,546,770,920,004.17/1,407,865.28
  6. Step 6: Final answer
    x = 1,098,664.02

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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.