Home / 3,438,680.40-5,152,115.70-2,239,985.70

Finding the Fourth Proportional to 3,438,680.40, 5,152,115.70 and 2,239,985.70

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Solution

The fourth proportional to 3,438,680.40, 5,152,115.70 and 2,239,985.70 is: 3,356,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,680.40 : 5,152,115.70 = 2,239,985.70 : x
  2. Step 2: Convert to fraction form
    3,438,680.40/5,152,115.70 = 2,239,985.70/x
  3. Step 3: Cross multiply
    3,438,680.40x = 5,152,115.70 × 2,239,985.70
  4. Step 4: Simplify right side
    3,438,680.40x = 11,540,665,492,745.49
  5. Step 5: Solve for x
    x = 11,540,665,492,745.49/3,438,680.40
  6. Step 6: Final answer
    x = 3,356,132.05

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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.