Home / 1,200,099.09-1,800,010.05-301,472.48

Finding the Fourth Proportional to 1,200,099.09, 1,800,010.05 and 301,472.48

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Solution

The fourth proportional to 1,200,099.09, 1,800,010.05 and 301,472.48 is: 452,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,099.09 : 1,800,010.05 = 301,472.48 : x
  2. Step 2: Convert to fraction form
    1,200,099.09/1,800,010.05 = 301,472.48/x
  3. Step 3: Cross multiply
    1,200,099.09x = 1,800,010.05 × 301,472.48
  4. Step 4: Simplify right side
    1,200,099.09x = 542,653,497,167.93
  5. Step 5: Solve for x
    x = 542,653,497,167.93/1,200,099.09
  6. Step 6: Final answer
    x = 452,173.91

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1.5x scale

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.