Home / 1,206,788.23-1,810,126.95-353,825.47

Finding the Fourth Proportional to 1,206,788.23, 1,810,126.95 and 353,825.47

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Solution

The fourth proportional to 1,206,788.23, 1,810,126.95 and 353,825.47 is: 530,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,788.23 : 1,810,126.95 = 353,825.47 : x
  2. Step 2: Convert to fraction form
    1,206,788.23/1,810,126.95 = 353,825.47/x
  3. Step 3: Cross multiply
    1,206,788.23x = 1,810,126.95 × 353,825.47
  4. Step 4: Simplify right side
    1,206,788.23x = 640,469,018,843.42
  5. Step 5: Solve for x
    x = 640,469,018,843.42/1,206,788.23
  6. Step 6: Final answer
    x = 530,721.96

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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.