Home / 2,210,616.80-3,315,925.21-613,179.89

Finding the Fourth Proportional to 2,210,616.80, 3,315,925.21 and 613,179.89

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Solution

The fourth proportional to 2,210,616.80, 3,315,925.21 and 613,179.89 is: 919,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,616.80 : 3,315,925.21 = 613,179.89 : x
  2. Step 2: Convert to fraction form
    2,210,616.80/3,315,925.21 = 613,179.89/x
  3. Step 3: Cross multiply
    2,210,616.80x = 3,315,925.21 × 613,179.89
  4. Step 4: Simplify right side
    2,210,616.80x = 2,033,258,667,915.39
  5. Step 5: Solve for x
    x = 2,033,258,667,915.39/2,210,616.80
  6. Step 6: Final answer
    x = 919,769.84

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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.