Home / 1,820,362.82-2,512,161.02-993,481.65

Finding the Fourth Proportional to 1,820,362.82, 2,512,161.02 and 993,481.65

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Solution

The fourth proportional to 1,820,362.82, 2,512,161.02 and 993,481.65 is: 1,371,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,362.82 : 2,512,161.02 = 993,481.65 : x
  2. Step 2: Convert to fraction form
    1,820,362.82/2,512,161.02 = 993,481.65/x
  3. Step 3: Cross multiply
    1,820,362.82x = 2,512,161.02 × 993,481.65
  4. Step 4: Simplify right side
    1,820,362.82x = 2,495,785,875,215.28
  5. Step 5: Solve for x
    x = 2,495,785,875,215.28/1,820,362.82
  6. Step 6: Final answer
    x = 1,371,037.61

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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.