Home / 3,929,915.16-5,894,872.28-1,090,027.32

Finding the Fourth Proportional to 3,929,915.16, 5,894,872.28 and 1,090,027.32

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Solution

The fourth proportional to 3,929,915.16, 5,894,872.28 and 1,090,027.32 is: 1,635,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,915.16 : 5,894,872.28 = 1,090,027.32 : x
  2. Step 2: Convert to fraction form
    3,929,915.16/5,894,872.28 = 1,090,027.32/x
  3. Step 3: Cross multiply
    3,929,915.16x = 5,894,872.28 × 1,090,027.32
  4. Step 4: Simplify right side
    3,929,915.16x = 6,425,571,833,110.69
  5. Step 5: Solve for x
    x = 6,425,571,833,110.69/3,929,915.16
  6. Step 6: Final answer
    x = 1,635,040.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.