Home / 3,615,323.62-4,989,589.05-2,087,428.18

Finding the Fourth Proportional to 3,615,323.62, 4,989,589.05 and 2,087,428.18

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Solution

The fourth proportional to 3,615,323.62, 4,989,589.05 and 2,087,428.18 is: 2,880,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,323.62 : 4,989,589.05 = 2,087,428.18 : x
  2. Step 2: Convert to fraction form
    3,615,323.62/4,989,589.05 = 2,087,428.18/x
  3. Step 3: Cross multiply
    3,615,323.62x = 4,989,589.05 × 2,087,428.18
  4. Step 4: Simplify right side
    3,615,323.62x = 10,415,408,789,589.43
  5. Step 5: Solve for x
    x = 10,415,408,789,589.43/3,615,323.62
  6. Step 6: Final answer
    x = 2,880,906.35

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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.