Home / 1,084,026.92-1,618,306.82-1,011,986.96

Finding the Fourth Proportional to 1,084,026.92, 1,618,306.82 and 1,011,986.96

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Solution

The fourth proportional to 1,084,026.92, 1,618,306.82 and 1,011,986.96 is: 1,510,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,026.92 : 1,618,306.82 = 1,011,986.96 : x
  2. Step 2: Convert to fraction form
    1,084,026.92/1,618,306.82 = 1,011,986.96/x
  3. Step 3: Cross multiply
    1,084,026.92x = 1,618,306.82 × 1,011,986.96
  4. Step 4: Simplify right side
    1,084,026.92x = 1,637,705,399,119.07
  5. Step 5: Solve for x
    x = 1,637,705,399,119.07/1,084,026.92
  6. Step 6: Final answer
    x = 1,510,760.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.