Home / 3,820,274.31-5,731,120.22-1,261,666.56

Finding the Fourth Proportional to 3,820,274.31, 5,731,120.22 and 1,261,666.56

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Solution

The fourth proportional to 3,820,274.31, 5,731,120.22 and 1,261,666.56 is: 1,892,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,274.31 : 5,731,120.22 = 1,261,666.56 : x
  2. Step 2: Convert to fraction form
    3,820,274.31/5,731,120.22 = 1,261,666.56/x
  3. Step 3: Cross multiply
    3,820,274.31x = 5,731,120.22 × 1,261,666.56
  4. Step 4: Simplify right side
    3,820,274.31x = 7,230,762,726,605.51
  5. Step 5: Solve for x
    x = 7,230,762,726,605.51/3,820,274.31
  6. Step 6: Final answer
    x = 1,892,733.91

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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.