Home / 3,433,961.25-5,150,814.75-1,385,507.70

Finding the Fourth Proportional to 3,433,961.25, 5,150,814.75 and 1,385,507.70

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Solution

The fourth proportional to 3,433,961.25, 5,150,814.75 and 1,385,507.70 is: 2,078,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433,961.25 : 5,150,814.75 = 1,385,507.70 : x
  2. Step 2: Convert to fraction form
    3,433,961.25/5,150,814.75 = 1,385,507.70/x
  3. Step 3: Cross multiply
    3,433,961.25x = 5,150,814.75 × 1,385,507.70
  4. Step 4: Simplify right side
    3,433,961.25x = 7,136,493,497,398.58
  5. Step 5: Solve for x
    x = 7,136,493,497,398.58/3,433,961.25
  6. Step 6: Final answer
    x = 2,078,210.26

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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.