Home / 1,135,241.50-1,700,935.20-685,016.32

Finding the Fourth Proportional to 1,135,241.50, 1,700,935.20 and 685,016.32

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Solution

The fourth proportional to 1,135,241.50, 1,700,935.20 and 685,016.32 is: 1,026,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,241.50 : 1,700,935.20 = 685,016.32 : x
  2. Step 2: Convert to fraction form
    1,135,241.50/1,700,935.20 = 685,016.32/x
  3. Step 3: Cross multiply
    1,135,241.50x = 1,700,935.20 × 685,016.32
  4. Step 4: Simplify right side
    1,135,241.50x = 1,165,168,371,262.46
  5. Step 5: Solve for x
    x = 1,165,168,371,262.46/1,135,241.50
  6. Step 6: Final answer
    x = 1,026,361.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.