Home / 3,143,577.14-4,717,195.44-1,321,810.28

Finding the Fourth Proportional to 3,143,577.14, 4,717,195.44 and 1,321,810.28

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Solution

The fourth proportional to 3,143,577.14, 4,717,195.44 and 1,321,810.28 is: 1,983,484.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,577.14 : 4,717,195.44 = 1,321,810.28 : x
  2. Step 2: Convert to fraction form
    3,143,577.14/4,717,195.44 = 1,321,810.28/x
  3. Step 3: Cross multiply
    3,143,577.14x = 4,717,195.44 × 1,321,810.28
  4. Step 4: Simplify right side
    3,143,577.14x = 6,235,237,425,361.12
  5. Step 5: Solve for x
    x = 6,235,237,425,361.12/3,143,577.14
  6. Step 6: Final answer
    x = 1,983,484.78

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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.