Home / 3,776,739.96-5,666,784.43-1,979,196.06

Finding the Fourth Proportional to 3,776,739.96, 5,666,784.43 and 1,979,196.06

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Solution

The fourth proportional to 3,776,739.96, 5,666,784.43 and 1,979,196.06 is: 2,969,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,739.96 : 5,666,784.43 = 1,979,196.06 : x
  2. Step 2: Convert to fraction form
    3,776,739.96/5,666,784.43 = 1,979,196.06/x
  3. Step 3: Cross multiply
    3,776,739.96x = 5,666,784.43 × 1,979,196.06
  4. Step 4: Simplify right side
    3,776,739.96x = 11,215,677,416,725.35
  5. Step 5: Solve for x
    x = 11,215,677,416,725.35/3,776,739.96
  6. Step 6: Final answer
    x = 2,969,671.60

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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.