Home / 5,297,913.33-7,945,447.20-1,458,821.74

Finding the Fourth Proportional to 5,297,913.33, 7,945,447.20 and 1,458,821.74

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Solution

The fourth proportional to 5,297,913.33, 7,945,447.20 and 1,458,821.74 is: 2,187,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297,913.33 : 7,945,447.20 = 1,458,821.74 : x
  2. Step 2: Convert to fraction form
    5,297,913.33/7,945,447.20 = 1,458,821.74/x
  3. Step 3: Cross multiply
    5,297,913.33x = 7,945,447.20 × 1,458,821.74
  4. Step 4: Simplify right side
    5,297,913.33x = 11,590,991,109,382.13
  5. Step 5: Solve for x
    x = 11,590,991,109,382.13/5,297,913.33
  6. Step 6: Final answer
    x = 2,187,840.83

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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.