Home / 1,095,645.72-1,512,049.50-612,222.60

Finding the Fourth Proportional to 1,095,645.72, 1,512,049.50 and 612,222.60

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Solution

The fourth proportional to 1,095,645.72, 1,512,049.50 and 612,222.60 is: 844,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,645.72 : 1,512,049.50 = 612,222.60 : x
  2. Step 2: Convert to fraction form
    1,095,645.72/1,512,049.50 = 612,222.60/x
  3. Step 3: Cross multiply
    1,095,645.72x = 1,512,049.50 × 612,222.60
  4. Step 4: Simplify right side
    1,095,645.72x = 925,710,876,218.70
  5. Step 5: Solve for x
    x = 925,710,876,218.70/1,095,645.72
  6. Step 6: Final answer
    x = 844,899.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.