Home / 4,920,654.40-7,380,981.60-3,021,236.80

Finding the Fourth Proportional to 4,920,654.40, 7,380,981.60 and 3,021,236.80

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Solution

The fourth proportional to 4,920,654.40, 7,380,981.60 and 3,021,236.80 is: 4,531,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,654.40 : 7,380,981.60 = 3,021,236.80 : x
  2. Step 2: Convert to fraction form
    4,920,654.40/7,380,981.60 = 3,021,236.80/x
  3. Step 3: Cross multiply
    4,920,654.40x = 7,380,981.60 × 3,021,236.80
  4. Step 4: Simplify right side
    4,920,654.40x = 22,299,693,230,042.88
  5. Step 5: Solve for x
    x = 22,299,693,230,042.88/4,920,654.40
  6. Step 6: Final answer
    x = 4,531,855.20

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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.