Home / 1,515,249.96-2,091,089.24-826,966.01

Finding the Fourth Proportional to 1,515,249.96, 2,091,089.24 and 826,966.01

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Solution

The fourth proportional to 1,515,249.96, 2,091,089.24 and 826,966.01 is: 1,141,237.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,249.96 : 2,091,089.24 = 826,966.01 : x
  2. Step 2: Convert to fraction form
    1,515,249.96/2,091,089.24 = 826,966.01/x
  3. Step 3: Cross multiply
    1,515,249.96x = 2,091,089.24 × 826,966.01
  4. Step 4: Simplify right side
    1,515,249.96x = 1,729,259,723,702.87
  5. Step 5: Solve for x
    x = 1,729,259,723,702.87/1,515,249.96
  6. Step 6: Final answer
    x = 1,141,237.27

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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.