Home / 3,776,683.10-5,666,698.92-1,979,139.20

Finding the Fourth Proportional to 3,776,683.10, 5,666,698.92 and 1,979,139.20

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Solution

The fourth proportional to 3,776,683.10, 5,666,698.92 and 1,979,139.20 is: 2,969,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,683.10 : 5,666,698.92 = 1,979,139.20 : x
  2. Step 2: Convert to fraction form
    3,776,683.10/5,666,698.92 = 1,979,139.20/x
  3. Step 3: Cross multiply
    3,776,683.10x = 5,666,698.92 × 1,979,139.20
  4. Step 4: Simplify right side
    3,776,683.10x = 11,215,185,967,169.66
  5. Step 5: Solve for x
    x = 11,215,185,967,169.66/3,776,683.10
  6. Step 6: Final answer
    x = 2,969,586.19

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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.