Home / 3,104,915.79-4,284,832.30-1,728,274.49

Finding the Fourth Proportional to 3,104,915.79, 4,284,832.30 and 1,728,274.49

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Solution

The fourth proportional to 3,104,915.79, 4,284,832.30 and 1,728,274.49 is: 2,385,045.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104,915.79 : 4,284,832.30 = 1,728,274.49 : x
  2. Step 2: Convert to fraction form
    3,104,915.79/4,284,832.30 = 1,728,274.49/x
  3. Step 3: Cross multiply
    3,104,915.79x = 4,284,832.30 × 1,728,274.49
  4. Step 4: Simplify right side
    3,104,915.79x = 7,405,366,348,341.30
  5. Step 5: Solve for x
    x = 7,405,366,348,341.30/3,104,915.79
  6. Step 6: Final answer
    x = 2,385,045.79

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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.