Home / 1,507,942.96-2,261,912.96-386,010.16

Finding the Fourth Proportional to 1,507,942.96, 2,261,912.96 and 386,010.16

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Solution

The fourth proportional to 1,507,942.96, 2,261,912.96 and 386,010.16 is: 579,014.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,942.96 : 2,261,912.96 = 386,010.16 : x
  2. Step 2: Convert to fraction form
    1,507,942.96/2,261,912.96 = 386,010.16/x
  3. Step 3: Cross multiply
    1,507,942.96x = 2,261,912.96 × 386,010.16
  4. Step 4: Simplify right side
    1,507,942.96x = 873,121,383,595.67
  5. Step 5: Solve for x
    x = 873,121,383,595.67/1,507,942.96
  6. Step 6: Final answer
    x = 579,014.86

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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.