Home / 1,438,781.77-1,985,535.21-794,202.27

Finding the Fourth Proportional to 1,438,781.77, 1,985,535.21 and 794,202.27

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Solution

The fourth proportional to 1,438,781.77, 1,985,535.21 and 794,202.27 is: 1,096,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,781.77 : 1,985,535.21 = 794,202.27 : x
  2. Step 2: Convert to fraction form
    1,438,781.77/1,985,535.21 = 794,202.27/x
  3. Step 3: Cross multiply
    1,438,781.77x = 1,985,535.21 × 794,202.27
  4. Step 4: Simplify right side
    1,438,781.77x = 1,576,916,570,946.93
  5. Step 5: Solve for x
    x = 1,576,916,570,946.93/1,438,781.77
  6. Step 6: Final answer
    x = 1,096,008.17

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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.