Home / 1,492,136.90-2,237,658.60-481,524.20

Finding the Fourth Proportional to 1,492,136.90, 2,237,658.60 and 481,524.20

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Solution

The fourth proportional to 1,492,136.90, 2,237,658.60 and 481,524.20 is: 722,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,136.90 : 2,237,658.60 = 481,524.20 : x
  2. Step 2: Convert to fraction form
    1,492,136.90/2,237,658.60 = 481,524.20/x
  3. Step 3: Cross multiply
    1,492,136.90x = 2,237,658.60 × 481,524.20
  4. Step 4: Simplify right side
    1,492,136.90x = 1,077,486,767,238.12
  5. Step 5: Solve for x
    x = 1,077,486,767,238.12/1,492,136.90
  6. Step 6: Final answer
    x = 722,109.86

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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.