Home / 1,149,474-1,725,003.18-401,520

Finding the Fourth Proportional to 1,149,474, 1,725,003.18 and 401,520

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Solution

The fourth proportional to 1,149,474, 1,725,003.18 and 401,520 is: 602,556.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,474 : 1,725,003.18 = 401,520 : x
  2. Step 2: Convert to fraction form
    1,149,474/1,725,003.18 = 401,520/x
  3. Step 3: Cross multiply
    1,149,474x = 1,725,003.18 × 401,520
  4. Step 4: Simplify right side
    1,149,474x = 692,623,276,833.60
  5. Step 5: Solve for x
    x = 692,623,276,833.60/1,149,474
  6. Step 6: Final answer
    x = 602,556.71

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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.