Home / 1,322,240.72-1,982,197.85-524,082.51

Finding the Fourth Proportional to 1,322,240.72, 1,982,197.85 and 524,082.51

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Solution

The fourth proportional to 1,322,240.72, 1,982,197.85 and 524,082.51 is: 785,662.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,240.72 : 1,982,197.85 = 524,082.51 : x
  2. Step 2: Convert to fraction form
    1,322,240.72/1,982,197.85 = 524,082.51/x
  3. Step 3: Cross multiply
    1,322,240.72x = 1,982,197.85 × 524,082.51
  4. Step 4: Simplify right side
    1,322,240.72x = 1,038,835,221,924.19
  5. Step 5: Solve for x
    x = 1,038,835,221,924.19/1,322,240.72
  6. Step 6: Final answer
    x = 785,662.71

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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.