Home / 2,614,576.37-3,922,090.49-721,317.81

Finding the Fourth Proportional to 2,614,576.37, 3,922,090.49 and 721,317.81

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Solution

The fourth proportional to 2,614,576.37, 3,922,090.49 and 721,317.81 is: 1,082,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,576.37 : 3,922,090.49 = 721,317.81 : x
  2. Step 2: Convert to fraction form
    2,614,576.37/3,922,090.49 = 721,317.81/x
  3. Step 3: Cross multiply
    2,614,576.37x = 3,922,090.49 × 721,317.81
  4. Step 4: Simplify right side
    2,614,576.37x = 2,829,073,722,868.63
  5. Step 5: Solve for x
    x = 2,829,073,722,868.63/2,614,576.37
  6. Step 6: Final answer
    x = 1,082,039.05

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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.