Home / 1,468,136.20-2,202,204.30-521,602.60

Finding the Fourth Proportional to 1,468,136.20, 2,202,204.30 and 521,602.60

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Solution

The fourth proportional to 1,468,136.20, 2,202,204.30 and 521,602.60 is: 782,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,136.20 : 2,202,204.30 = 521,602.60 : x
  2. Step 2: Convert to fraction form
    1,468,136.20/2,202,204.30 = 521,602.60/x
  3. Step 3: Cross multiply
    1,468,136.20x = 2,202,204.30 × 521,602.60
  4. Step 4: Simplify right side
    1,468,136.20x = 1,148,675,488,611.18
  5. Step 5: Solve for x
    x = 1,148,675,488,611.18/1,468,136.20
  6. Step 6: Final answer
    x = 782,403.90

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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.