Home / 1,220,522.44-1,830,801.18-379,021

Finding the Fourth Proportional to 1,220,522.44, 1,830,801.18 and 379,021

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Solution

The fourth proportional to 1,220,522.44, 1,830,801.18 and 379,021 is: 568,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,522.44 : 1,830,801.18 = 379,021 : x
  2. Step 2: Convert to fraction form
    1,220,522.44/1,830,801.18 = 379,021/x
  3. Step 3: Cross multiply
    1,220,522.44x = 1,830,801.18 × 379,021
  4. Step 4: Simplify right side
    1,220,522.44x = 693,912,094,044.78
  5. Step 5: Solve for x
    x = 693,912,094,044.78/1,220,522.44
  6. Step 6: Final answer
    x = 568,536.94

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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.