Home / 3,776,782.59-5,666,848.35-1,979,238.69

Finding the Fourth Proportional to 3,776,782.59, 5,666,848.35 and 1,979,238.69

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Solution

The fourth proportional to 3,776,782.59, 5,666,848.35 and 1,979,238.69 is: 2,969,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,782.59 : 5,666,848.35 = 1,979,238.69 : x
  2. Step 2: Convert to fraction form
    3,776,782.59/5,666,848.35 = 1,979,238.69/x
  3. Step 3: Cross multiply
    3,776,782.59x = 5,666,848.35 × 1,979,238.69
  4. Step 4: Simplify right side
    3,776,782.59x = 11,216,045,504,682.66
  5. Step 5: Solve for x
    x = 11,216,045,504,682.66/3,776,782.59
  6. Step 6: Final answer
    x = 2,969,735.55

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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.