Home / 5,262,347.78-7,261,822.78-2,939,229.59

Finding the Fourth Proportional to 5,262,347.78, 7,261,822.78 and 2,939,229.59

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Solution

The fourth proportional to 5,262,347.78, 7,261,822.78 and 2,939,229.59 is: 4,056,015.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,347.78 : 7,261,822.78 = 2,939,229.59 : x
  2. Step 2: Convert to fraction form
    5,262,347.78/7,261,822.78 = 2,939,229.59/x
  3. Step 3: Cross multiply
    5,262,347.78x = 7,261,822.78 × 2,939,229.59
  4. Step 4: Simplify right side
    5,262,347.78x = 21,344,164,365,188.04
  5. Step 5: Solve for x
    x = 21,344,164,365,188.04/5,262,347.78
  6. Step 6: Final answer
    x = 4,056,015.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.