Home / 1,627,400-2,441,100.48-505,469.12

Finding the Fourth Proportional to 1,627,400, 2,441,100.48 and 505,469.12

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Solution

The fourth proportional to 1,627,400, 2,441,100.48 and 505,469.12 is: 758,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,400 : 2,441,100.48 = 505,469.12 : x
  2. Step 2: Convert to fraction form
    1,627,400/2,441,100.48 = 505,469.12/x
  3. Step 3: Cross multiply
    1,627,400x = 2,441,100.48 × 505,469.12
  4. Step 4: Simplify right side
    1,627,400x = 1,233,900,911,457.18
  5. Step 5: Solve for x
    x = 1,233,900,911,457.18/1,627,400
  6. Step 6: Final answer
    x = 758,203.83

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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.