Home / 3,969,848.20-5,954,772.30-3,603,744.40

Finding the Fourth Proportional to 3,969,848.20, 5,954,772.30 and 3,603,744.40

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Solution

The fourth proportional to 3,969,848.20, 5,954,772.30 and 3,603,744.40 is: 5,405,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,848.20 : 5,954,772.30 = 3,603,744.40 : x
  2. Step 2: Convert to fraction form
    3,969,848.20/5,954,772.30 = 3,603,744.40/x
  3. Step 3: Cross multiply
    3,969,848.20x = 5,954,772.30 × 3,603,744.40
  4. Step 4: Simplify right side
    3,969,848.20x = 21,459,477,329,400.12
  5. Step 5: Solve for x
    x = 21,459,477,329,400.12/3,969,848.20
  6. Step 6: Final answer
    x = 5,405,616.60

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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.