Home / 1,349,241.40-2,022,695.70-816,196.60

Finding the Fourth Proportional to 1,349,241.40, 2,022,695.70 and 816,196.60

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Solution

The fourth proportional to 1,349,241.40, 2,022,695.70 and 816,196.60 is: 1,223,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,241.40 : 2,022,695.70 = 816,196.60 : x
  2. Step 2: Convert to fraction form
    1,349,241.40/2,022,695.70 = 816,196.60/x
  3. Step 3: Cross multiply
    1,349,241.40x = 2,022,695.70 × 816,196.60
  4. Step 4: Simplify right side
    1,349,241.40x = 1,650,917,353,174.62
  5. Step 5: Solve for x
    x = 1,650,917,353,174.62/1,349,241.40
  6. Step 6: Final answer
    x = 1,223,589.31

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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.