Home / 3,551,316.20-5,320,850.70-1,654,166.60

Finding the Fourth Proportional to 3,551,316.20, 5,320,850.70 and 1,654,166.60

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Solution

The fourth proportional to 3,551,316.20, 5,320,850.70 and 1,654,166.60 is: 2,478,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,316.20 : 5,320,850.70 = 1,654,166.60 : x
  2. Step 2: Convert to fraction form
    3,551,316.20/5,320,850.70 = 1,654,166.60/x
  3. Step 3: Cross multiply
    3,551,316.20x = 5,320,850.70 × 1,654,166.60
  4. Step 4: Simplify right side
    3,551,316.20x = 8,801,573,511,526.62
  5. Step 5: Solve for x
    x = 8,801,573,511,526.62/3,551,316.20
  6. Step 6: Final answer
    x = 2,478,397.59

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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.