Home / 3,711,183.23-5,121,645.19-2,080,117.60

Finding the Fourth Proportional to 3,711,183.23, 5,121,645.19 and 2,080,117.60

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Solution

The fourth proportional to 3,711,183.23, 5,121,645.19 and 2,080,117.60 is: 2,870,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,183.23 : 5,121,645.19 = 2,080,117.60 : x
  2. Step 2: Convert to fraction form
    3,711,183.23/5,121,645.19 = 2,080,117.60/x
  3. Step 3: Cross multiply
    3,711,183.23x = 5,121,645.19 × 2,080,117.60
  4. Step 4: Simplify right side
    3,711,183.23x = 10,653,624,311,479.19
  5. Step 5: Solve for x
    x = 10,653,624,311,479.19/3,711,183.23
  6. Step 6: Final answer
    x = 2,870,681.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.