Home / 3,776,785.25-5,666,852.34-1,979,241.35

Finding the Fourth Proportional to 3,776,785.25, 5,666,852.34 and 1,979,241.35

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Solution

The fourth proportional to 3,776,785.25, 5,666,852.34 and 1,979,241.35 is: 2,969,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,785.25 : 5,666,852.34 = 1,979,241.35 : x
  2. Step 2: Convert to fraction form
    3,776,785.25/5,666,852.34 = 1,979,241.35/x
  3. Step 3: Cross multiply
    3,776,785.25x = 5,666,852.34 × 1,979,241.35
  4. Step 4: Simplify right side
    3,776,785.25x = 11,216,068,447,338.00
  5. Step 5: Solve for x
    x = 11,216,068,447,338.00/3,776,785.25
  6. Step 6: Final answer
    x = 2,969,739.53

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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.