Home / 1,468,121.70-2,201,664.15-521,523.30

Finding the Fourth Proportional to 1,468,121.70, 2,201,664.15 and 521,523.30

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Solution

The fourth proportional to 1,468,121.70, 2,201,664.15 and 521,523.30 is: 782,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,121.70 : 2,201,664.15 = 521,523.30 : x
  2. Step 2: Convert to fraction form
    1,468,121.70/2,201,664.15 = 521,523.30/x
  3. Step 3: Cross multiply
    1,468,121.70x = 2,201,664.15 × 521,523.30
  4. Step 4: Simplify right side
    1,468,121.70x = 1,148,219,152,999.69
  5. Step 5: Solve for x
    x = 1,148,219,152,999.69/1,468,121.70
  6. Step 6: Final answer
    x = 782,100.80

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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.