Home / 3,388,901.25-4,676,716.53-1,861,041.18

Finding the Fourth Proportional to 3,388,901.25, 4,676,716.53 and 1,861,041.18

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Solution

The fourth proportional to 3,388,901.25, 4,676,716.53 and 1,861,041.18 is: 2,568,254.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,901.25 : 4,676,716.53 = 1,861,041.18 : x
  2. Step 2: Convert to fraction form
    3,388,901.25/4,676,716.53 = 1,861,041.18/x
  3. Step 3: Cross multiply
    3,388,901.25x = 4,676,716.53 × 1,861,041.18
  4. Step 4: Simplify right side
    3,388,901.25x = 8,703,562,049,516.71
  5. Step 5: Solve for x
    x = 8,703,562,049,516.71/3,388,901.25
  6. Step 6: Final answer
    x = 2,568,254.84

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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.