Home / 5,229,928.36-7,217,257.60-2,938,039.48

Finding the Fourth Proportional to 5,229,928.36, 7,217,257.60 and 2,938,039.48

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Solution

The fourth proportional to 5,229,928.36, 7,217,257.60 and 2,938,039.48 is: 4,054,470.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,928.36 : 7,217,257.60 = 2,938,039.48 : x
  2. Step 2: Convert to fraction form
    5,229,928.36/7,217,257.60 = 2,938,039.48/x
  3. Step 3: Cross multiply
    5,229,928.36x = 7,217,257.60 × 2,938,039.48
  4. Step 4: Simplify right side
    5,229,928.36x = 21,204,587,766,130.05
  5. Step 5: Solve for x
    x = 21,204,587,766,130.05/5,229,928.36
  6. Step 6: Final answer
    x = 4,054,470.02

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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.