Home / 1,580,270.40-2,180,757.96-855,102.24

Finding the Fourth Proportional to 1,580,270.40, 2,180,757.96 and 855,102.24

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Solution

The fourth proportional to 1,580,270.40, 2,180,757.96 and 855,102.24 is: 1,180,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,270.40 : 2,180,757.96 = 855,102.24 : x
  2. Step 2: Convert to fraction form
    1,580,270.40/2,180,757.96 = 855,102.24/x
  3. Step 3: Cross multiply
    1,580,270.40x = 2,180,757.96 × 855,102.24
  4. Step 4: Simplify right side
    1,580,270.40x = 1,864,771,016,493.83
  5. Step 5: Solve for x
    x = 1,864,771,016,493.83/1,580,270.40
  6. Step 6: Final answer
    x = 1,180,032.87

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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.