Home / 5,075,544.82-7,004,286.36-2,783,721.90

Finding the Fourth Proportional to 5,075,544.82, 7,004,286.36 and 2,783,721.90

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Solution

The fourth proportional to 5,075,544.82, 7,004,286.36 and 2,783,721.90 is: 3,841,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,544.82 : 7,004,286.36 = 2,783,721.90 : x
  2. Step 2: Convert to fraction form
    5,075,544.82/7,004,286.36 = 2,783,721.90/x
  3. Step 3: Cross multiply
    5,075,544.82x = 7,004,286.36 × 2,783,721.90
  4. Step 4: Simplify right side
    5,075,544.82x = 19,497,985,334,203.29
  5. Step 5: Solve for x
    x = 19,497,985,334,203.29/5,075,544.82
  6. Step 6: Final answer
    x = 3,841,555.15

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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.