Home / 1,800,481.19-2,480,676.50-1,187,552.57

Finding the Fourth Proportional to 1,800,481.19, 2,480,676.50 and 1,187,552.57

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Solution

The fourth proportional to 1,800,481.19, 2,480,676.50 and 1,187,552.57 is: 1,636,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,481.19 : 2,480,676.50 = 1,187,552.57 : x
  2. Step 2: Convert to fraction form
    1,800,481.19/2,480,676.50 = 1,187,552.57/x
  3. Step 3: Cross multiply
    1,800,481.19x = 2,480,676.50 × 1,187,552.57
  4. Step 4: Simplify right side
    1,800,481.19x = 2,945,933,734,572.46
  5. Step 5: Solve for x
    x = 2,945,933,734,572.46/1,800,481.19
  6. Step 6: Final answer
    x = 1,636,192.46

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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.