Home / 2,233,915.07-3,082,816.20-1,215,327.11

Finding the Fourth Proportional to 2,233,915.07, 3,082,816.20 and 1,215,327.11

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Solution

The fourth proportional to 2,233,915.07, 3,082,816.20 and 1,215,327.11 is: 1,677,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233,915.07 : 3,082,816.20 = 1,215,327.11 : x
  2. Step 2: Convert to fraction form
    2,233,915.07/3,082,816.20 = 1,215,327.11/x
  3. Step 3: Cross multiply
    2,233,915.07x = 3,082,816.20 × 1,215,327.11
  4. Step 4: Simplify right side
    2,233,915.07x = 3,746,630,087,593.10
  5. Step 5: Solve for x
    x = 3,746,630,087,593.10/2,233,915.07
  6. Step 6: Final answer
    x = 1,677,158.70

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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.