Home / 3,669,119.40-5,503,679.10-1,968,508.20

Finding the Fourth Proportional to 3,669,119.40, 5,503,679.10 and 1,968,508.20

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Solution

The fourth proportional to 3,669,119.40, 5,503,679.10 and 1,968,508.20 is: 2,952,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,119.40 : 5,503,679.10 = 1,968,508.20 : x
  2. Step 2: Convert to fraction form
    3,669,119.40/5,503,679.10 = 1,968,508.20/x
  3. Step 3: Cross multiply
    3,669,119.40x = 5,503,679.10 × 1,968,508.20
  4. Step 4: Simplify right side
    3,669,119.40x = 10,834,037,438,518.62
  5. Step 5: Solve for x
    x = 10,834,037,438,518.62/3,669,119.40
  6. Step 6: Final answer
    x = 2,952,762.30

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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.