Home / 3,983,393.28-5,975,091.20-1,324,001.28

Finding the Fourth Proportional to 3,983,393.28, 5,975,091.20 and 1,324,001.28

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Solution

The fourth proportional to 3,983,393.28, 5,975,091.20 and 1,324,001.28 is: 1,986,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983,393.28 : 5,975,091.20 = 1,324,001.28 : x
  2. Step 2: Convert to fraction form
    3,983,393.28/5,975,091.20 = 1,324,001.28/x
  3. Step 3: Cross multiply
    3,983,393.28x = 5,975,091.20 × 1,324,001.28
  4. Step 4: Simplify right side
    3,983,393.28x = 7,911,028,396,916.74
  5. Step 5: Solve for x
    x = 7,911,028,396,916.74/3,983,393.28
  6. Step 6: Final answer
    x = 1,986,002.35

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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.