Home / 3,789,124.08-5,228,929.44-2,070,207.60

Finding the Fourth Proportional to 3,789,124.08, 5,228,929.44 and 2,070,207.60

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Solution

The fourth proportional to 3,789,124.08, 5,228,929.44 and 2,070,207.60 is: 2,856,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,124.08 : 5,228,929.44 = 2,070,207.60 : x
  2. Step 2: Convert to fraction form
    3,789,124.08/5,228,929.44 = 2,070,207.60/x
  3. Step 3: Cross multiply
    3,789,124.08x = 5,228,929.44 × 2,070,207.60
  4. Step 4: Simplify right side
    3,789,124.08x = 10,824,969,466,551.75
  5. Step 5: Solve for x
    x = 10,824,969,466,551.75/3,789,124.08
  6. Step 6: Final answer
    x = 2,856,852.73

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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.