Home / 3,991,914.30-5,987,784.99-1,113,204.30

Finding the Fourth Proportional to 3,991,914.30, 5,987,784.99 and 1,113,204.30

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Solution

The fourth proportional to 3,991,914.30, 5,987,784.99 and 1,113,204.30 is: 1,669,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,914.30 : 5,987,784.99 = 1,113,204.30 : x
  2. Step 2: Convert to fraction form
    3,991,914.30/5,987,784.99 = 1,113,204.30/x
  3. Step 3: Cross multiply
    3,991,914.30x = 5,987,784.99 × 1,113,204.30
  4. Step 4: Simplify right side
    3,991,914.30x = 6,665,628,024,972.17
  5. Step 5: Solve for x
    x = 6,665,628,024,972.17/3,991,914.30
  6. Step 6: Final answer
    x = 1,669,782.35

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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.