Home / 1,201,504.53-1,801,976.45-348,347.21

Finding the Fourth Proportional to 1,201,504.53, 1,801,976.45 and 348,347.21

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Solution

The fourth proportional to 1,201,504.53, 1,801,976.45 and 348,347.21 is: 522,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,504.53 : 1,801,976.45 = 348,347.21 : x
  2. Step 2: Convert to fraction form
    1,201,504.53/1,801,976.45 = 348,347.21/x
  3. Step 3: Cross multiply
    1,201,504.53x = 1,801,976.45 × 348,347.21
  4. Step 4: Simplify right side
    1,201,504.53x = 627,713,458,091.59
  5. Step 5: Solve for x
    x = 627,713,458,091.59/1,201,504.53
  6. Step 6: Final answer
    x = 522,439.53

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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.