Home / 3,436,289.08-4,741,802.39-1,986,078.45

Finding the Fourth Proportional to 3,436,289.08, 4,741,802.39 and 1,986,078.45

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Solution

The fourth proportional to 3,436,289.08, 4,741,802.39 and 1,986,078.45 is: 2,740,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,289.08 : 4,741,802.39 = 1,986,078.45 : x
  2. Step 2: Convert to fraction form
    3,436,289.08/4,741,802.39 = 1,986,078.45/x
  3. Step 3: Cross multiply
    3,436,289.08x = 4,741,802.39 × 1,986,078.45
  4. Step 4: Simplify right side
    3,436,289.08x = 9,417,591,540,937.49
  5. Step 5: Solve for x
    x = 9,417,591,540,937.49/3,436,289.08
  6. Step 6: Final answer
    x = 2,740,628.43

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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.