Home / 2,811,695.90-3,880,158.81-1,522,536.39

Finding the Fourth Proportional to 2,811,695.90, 3,880,158.81 and 1,522,536.39

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Solution

The fourth proportional to 2,811,695.90, 3,880,158.81 and 1,522,536.39 is: 2,101,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,695.90 : 3,880,158.81 = 1,522,536.39 : x
  2. Step 2: Convert to fraction form
    2,811,695.90/3,880,158.81 = 1,522,536.39/x
  3. Step 3: Cross multiply
    2,811,695.90x = 3,880,158.81 × 1,522,536.39
  4. Step 4: Simplify right side
    2,811,695.90x = 5,907,682,987,204.10
  5. Step 5: Solve for x
    x = 5,907,682,987,204.10/2,811,695.90
  6. Step 6: Final answer
    x = 2,101,110.22

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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.