Home / 3,552,511.78-4,902,462.79-1,920,915.24

Finding the Fourth Proportional to 3,552,511.78, 4,902,462.79 and 1,920,915.24

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Solution

The fourth proportional to 3,552,511.78, 4,902,462.79 and 1,920,915.24 is: 2,650,861.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,511.78 : 4,902,462.79 = 1,920,915.24 : x
  2. Step 2: Convert to fraction form
    3,552,511.78/4,902,462.79 = 1,920,915.24/x
  3. Step 3: Cross multiply
    3,552,511.78x = 4,902,462.79 × 1,920,915.24
  4. Step 4: Simplify right side
    3,552,511.78x = 9,417,215,486,843.92
  5. Step 5: Solve for x
    x = 9,417,215,486,843.92/3,552,511.78
  6. Step 6: Final answer
    x = 2,650,861.16

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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.