Home / 3,672,315.20-5,505,848.40-1,648,902.80

Finding the Fourth Proportional to 3,672,315.20, 5,505,848.40 and 1,648,902.80

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Solution

The fourth proportional to 3,672,315.20, 5,505,848.40 and 1,648,902.80 is: 2,472,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,315.20 : 5,505,848.40 = 1,648,902.80 : x
  2. Step 2: Convert to fraction form
    3,672,315.20/5,505,848.40 = 1,648,902.80/x
  3. Step 3: Cross multiply
    3,672,315.20x = 5,505,848.40 × 1,648,902.80
  4. Step 4: Simplify right side
    3,672,315.20x = 9,078,608,843,135.52
  5. Step 5: Solve for x
    x = 9,078,608,843,135.52/3,672,315.20
  6. Step 6: Final answer
    x = 2,472,175.82

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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.