Home / 1,576,638.98-2,175,761.25-851,486.85

Finding the Fourth Proportional to 1,576,638.98, 2,175,761.25 and 851,486.85

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Solution

The fourth proportional to 1,576,638.98, 2,175,761.25 and 851,486.85 is: 1,175,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,638.98 : 2,175,761.25 = 851,486.85 : x
  2. Step 2: Convert to fraction form
    1,576,638.98/2,175,761.25 = 851,486.85/x
  3. Step 3: Cross multiply
    1,576,638.98x = 2,175,761.25 × 851,486.85
  4. Step 4: Simplify right side
    1,576,638.98x = 1,852,632,093,114.56
  5. Step 5: Solve for x
    x = 1,852,632,093,114.56/1,576,638.98
  6. Step 6: Final answer
    x = 1,175,051.56

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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.