Home / 1,842,122.82-2,761,850.16-776,579.98

Finding the Fourth Proportional to 1,842,122.82, 2,761,850.16 and 776,579.98

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Solution

The fourth proportional to 1,842,122.82, 2,761,850.16 and 776,579.98 is: 1,164,307.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,122.82 : 2,761,850.16 = 776,579.98 : x
  2. Step 2: Convert to fraction form
    1,842,122.82/2,761,850.16 = 776,579.98/x
  3. Step 3: Cross multiply
    1,842,122.82x = 2,761,850.16 × 776,579.98
  4. Step 4: Simplify right side
    1,842,122.82x = 2,144,797,542,015.80
  5. Step 5: Solve for x
    x = 2,144,797,542,015.80/1,842,122.82
  6. Step 6: Final answer
    x = 1,164,307.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.