Home / 2,121,758.43-3,182,606.51-524,321.52

Finding the Fourth Proportional to 2,121,758.43, 3,182,606.51 and 524,321.52

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Solution

The fourth proportional to 2,121,758.43, 3,182,606.51 and 524,321.52 is: 786,474.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,758.43 : 3,182,606.51 = 524,321.52 : x
  2. Step 2: Convert to fraction form
    2,121,758.43/3,182,606.51 = 524,321.52/x
  3. Step 3: Cross multiply
    2,121,758.43x = 3,182,606.51 × 524,321.52
  4. Step 4: Simplify right side
    2,121,758.43x = 1,668,709,082,885.10
  5. Step 5: Solve for x
    x = 1,668,709,082,885.10/2,121,758.43
  6. Step 6: Final answer
    x = 786,474.59

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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.