Home / 3,412,818.13-5,120,069.19-1,016,653.45

Finding the Fourth Proportional to 3,412,818.13, 5,120,069.19 and 1,016,653.45

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Solution

The fourth proportional to 3,412,818.13, 5,120,069.19 and 1,016,653.45 is: 1,525,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,818.13 : 5,120,069.19 = 1,016,653.45 : x
  2. Step 2: Convert to fraction form
    3,412,818.13/5,120,069.19 = 1,016,653.45/x
  3. Step 3: Cross multiply
    3,412,818.13x = 5,120,069.19 × 1,016,653.45
  4. Step 4: Simplify right side
    3,412,818.13x = 5,205,335,975,568.59
  5. Step 5: Solve for x
    x = 5,205,335,975,568.59/3,412,818.13
  6. Step 6: Final answer
    x = 1,525,230.99

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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.