Home / 1,322,243.72-1,982,202.34-524,085.51

Finding the Fourth Proportional to 1,322,243.72, 1,982,202.34 and 524,085.51

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Solution

The fourth proportional to 1,322,243.72, 1,982,202.34 and 524,085.51 is: 785,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,243.72 : 1,982,202.34 = 524,085.51 : x
  2. Step 2: Convert to fraction form
    1,322,243.72/1,982,202.34 = 524,085.51/x
  3. Step 3: Cross multiply
    1,322,243.72x = 1,982,202.34 × 524,085.51
  4. Step 4: Simplify right side
    1,322,243.72x = 1,038,843,524,282.09
  5. Step 5: Solve for x
    x = 1,038,843,524,282.09/1,322,243.72
  6. Step 6: Final answer
    x = 785,667.20

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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.