Home / 3,008,078.08-4,151,154.59-1,718,915.39

Finding the Fourth Proportional to 3,008,078.08, 4,151,154.59 and 1,718,915.39

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Solution

The fourth proportional to 3,008,078.08, 4,151,154.59 and 1,718,915.39 is: 2,372,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,078.08 : 4,151,154.59 = 1,718,915.39 : x
  2. Step 2: Convert to fraction form
    3,008,078.08/4,151,154.59 = 1,718,915.39/x
  3. Step 3: Cross multiply
    3,008,078.08x = 4,151,154.59 × 1,718,915.39
  4. Step 4: Simplify right side
    3,008,078.08x = 7,135,483,503,682.55
  5. Step 5: Solve for x
    x = 7,135,483,503,682.55/3,008,078.08
  6. Step 6: Final answer
    x = 2,372,107.15

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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.