Home / 3,774,745.60-5,208,962.99-2,142,938.84

Finding the Fourth Proportional to 3,774,745.60, 5,208,962.99 and 2,142,938.84

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Solution

The fourth proportional to 3,774,745.60, 5,208,962.99 and 2,142,938.84 is: 2,957,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,745.60 : 5,208,962.99 = 2,142,938.84 : x
  2. Step 2: Convert to fraction form
    3,774,745.60/5,208,962.99 = 2,142,938.84/x
  3. Step 3: Cross multiply
    3,774,745.60x = 5,208,962.99 × 2,142,938.84
  4. Step 4: Simplify right side
    3,774,745.60x = 11,162,489,070,634.02
  5. Step 5: Solve for x
    x = 11,162,489,070,634.02/3,774,745.60
  6. Step 6: Final answer
    x = 2,957,150.03

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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.