Home / 2,233,915.32-3,082,816.54-1,215,327.36

Finding the Fourth Proportional to 2,233,915.32, 3,082,816.54 and 1,215,327.36

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Solution

The fourth proportional to 2,233,915.32, 3,082,816.54 and 1,215,327.36 is: 1,677,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233,915.32 : 3,082,816.54 = 1,215,327.36 : x
  2. Step 2: Convert to fraction form
    2,233,915.32/3,082,816.54 = 1,215,327.36/x
  3. Step 3: Cross multiply
    2,233,915.32x = 3,082,816.54 × 1,215,327.36
  4. Step 4: Simplify right side
    2,233,915.32x = 3,746,631,286,922.53
  5. Step 5: Solve for x
    x = 3,746,631,286,922.53/2,233,915.32
  6. Step 6: Final answer
    x = 1,677,159.05

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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.