Home / 1,281,953.36-1,769,640.37-798,757.24

Finding the Fourth Proportional to 1,281,953.36, 1,769,640.37 and 798,757.24

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Solution

The fourth proportional to 1,281,953.36, 1,769,640.37 and 798,757.24 is: 1,102,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,953.36 : 1,769,640.37 = 798,757.24 : x
  2. Step 2: Convert to fraction form
    1,281,953.36/1,769,640.37 = 798,757.24/x
  3. Step 3: Cross multiply
    1,281,953.36x = 1,769,640.37 × 798,757.24
  4. Step 4: Simplify right side
    1,281,953.36x = 1,413,513,057,733.78
  5. Step 5: Solve for x
    x = 1,413,513,057,733.78/1,281,953.36
  6. Step 6: Final answer
    x = 1,102,624.40

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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.