Home / 1,110,734.64-1,531,667.88-950,121.36

Finding the Fourth Proportional to 1,110,734.64, 1,531,667.88 and 950,121.36

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Solution

The fourth proportional to 1,110,734.64, 1,531,667.88 and 950,121.36 is: 1,310,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,734.64 : 1,531,667.88 = 950,121.36 : x
  2. Step 2: Convert to fraction form
    1,110,734.64/1,531,667.88 = 950,121.36/x
  3. Step 3: Cross multiply
    1,110,734.64x = 1,531,667.88 × 950,121.36
  4. Step 4: Simplify right side
    1,110,734.64x = 1,455,270,369,213.92
  5. Step 5: Solve for x
    x = 1,455,270,369,213.92/1,110,734.64
  6. Step 6: Final answer
    x = 1,310,187.26

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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.