Home / 1,129,026.05-1,693,871.28-454,760.27

Finding the Fourth Proportional to 1,129,026.05, 1,693,871.28 and 454,760.27

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Solution

The fourth proportional to 1,129,026.05, 1,693,871.28 and 454,760.27 is: 682,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,026.05 : 1,693,871.28 = 454,760.27 : x
  2. Step 2: Convert to fraction form
    1,129,026.05/1,693,871.28 = 454,760.27/x
  3. Step 3: Cross multiply
    1,129,026.05x = 1,693,871.28 × 454,760.27
  4. Step 4: Simplify right side
    1,129,026.05x = 770,305,352,168.69
  5. Step 5: Solve for x
    x = 770,305,352,168.69/1,129,026.05
  6. Step 6: Final answer
    x = 682,274.21

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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.