Home / 3,983,863.80-5,975,018.10-1,324,471.80

Finding the Fourth Proportional to 3,983,863.80, 5,975,018.10 and 1,324,471.80

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Solution

The fourth proportional to 3,983,863.80, 5,975,018.10 and 1,324,471.80 is: 1,986,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983,863.80 : 5,975,018.10 = 1,324,471.80 : x
  2. Step 2: Convert to fraction form
    3,983,863.80/5,975,018.10 = 1,324,471.80/x
  3. Step 3: Cross multiply
    3,983,863.80x = 5,975,018.10 × 1,324,471.80
  4. Step 4: Simplify right side
    3,983,863.80x = 7,913,742,977,939.58
  5. Step 5: Solve for x
    x = 7,913,742,977,939.58/3,983,863.80
  6. Step 6: Final answer
    x = 1,986,449.18

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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.