Home / 1,996,068.60-2,994,540.30-648,001.80

Finding the Fourth Proportional to 1,996,068.60, 2,994,540.30 and 648,001.80

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Solution

The fourth proportional to 1,996,068.60, 2,994,540.30 and 648,001.80 is: 972,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,068.60 : 2,994,540.30 = 648,001.80 : x
  2. Step 2: Convert to fraction form
    1,996,068.60/2,994,540.30 = 648,001.80/x
  3. Step 3: Cross multiply
    1,996,068.60x = 2,994,540.30 × 648,001.80
  4. Step 4: Simplify right side
    1,996,068.60x = 1,940,467,504,572.54
  5. Step 5: Solve for x
    x = 1,940,467,504,572.54/1,996,068.60
  6. Step 6: Final answer
    x = 972,144.70

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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.