Home / 1,111,351.11-1,667,264.63-332,425.12

Finding the Fourth Proportional to 1,111,351.11, 1,667,264.63 and 332,425.12

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Solution

The fourth proportional to 1,111,351.11, 1,667,264.63 and 332,425.12 is: 498,708.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,351.11 : 1,667,264.63 = 332,425.12 : x
  2. Step 2: Convert to fraction form
    1,111,351.11/1,667,264.63 = 332,425.12/x
  3. Step 3: Cross multiply
    1,111,351.11x = 1,667,264.63 × 332,425.12
  4. Step 4: Simplify right side
    1,111,351.11x = 554,240,644,699.51
  5. Step 5: Solve for x
    x = 554,240,644,699.51/1,111,351.11
  6. Step 6: Final answer
    x = 498,708.86

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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.