Home / 2,919,933.60-4,377,999.60-2,621,335.20

Finding the Fourth Proportional to 2,919,933.60, 4,377,999.60 and 2,621,335.20

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Solution

The fourth proportional to 2,919,933.60, 4,377,999.60 and 2,621,335.20 is: 3,930,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,933.60 : 4,377,999.60 = 2,621,335.20 : x
  2. Step 2: Convert to fraction form
    2,919,933.60/4,377,999.60 = 2,621,335.20/x
  3. Step 3: Cross multiply
    2,919,933.60x = 4,377,999.60 × 2,621,335.20
  4. Step 4: Simplify right side
    2,919,933.60x = 11,476,204,457,065.92
  5. Step 5: Solve for x
    x = 11,476,204,457,065.92/2,919,933.60
  6. Step 6: Final answer
    x = 3,930,296.38

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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.