Home / 1,214,770.60-1,820,575.38-494,272.64

Finding the Fourth Proportional to 1,214,770.60, 1,820,575.38 and 494,272.64

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Solution

The fourth proportional to 1,214,770.60, 1,820,575.38 and 494,272.64 is: 740,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,770.60 : 1,820,575.38 = 494,272.64 : x
  2. Step 2: Convert to fraction form
    1,214,770.60/1,820,575.38 = 494,272.64/x
  3. Step 3: Cross multiply
    1,214,770.60x = 1,820,575.38 × 494,272.64
  4. Step 4: Simplify right side
    1,214,770.60x = 899,860,599,391.60
  5. Step 5: Solve for x
    x = 899,860,599,391.60/1,214,770.60
  6. Step 6: Final answer
    x = 740,765.87

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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.