Home / 2,672,995.25-3,688,710.85-1,511,669.54

Finding the Fourth Proportional to 2,672,995.25, 3,688,710.85 and 1,511,669.54

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Solution

The fourth proportional to 2,672,995.25, 3,688,710.85 and 1,511,669.54 is: 2,086,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,995.25 : 3,688,710.85 = 1,511,669.54 : x
  2. Step 2: Convert to fraction form
    2,672,995.25/3,688,710.85 = 1,511,669.54/x
  3. Step 3: Cross multiply
    2,672,995.25x = 3,688,710.85 × 1,511,669.54
  4. Step 4: Simplify right side
    2,672,995.25x = 5,576,111,839,255.11
  5. Step 5: Solve for x
    x = 5,576,111,839,255.11/2,672,995.25
  6. Step 6: Final answer
    x = 2,086,091.19

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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.