Home / 3,776,777.10-5,666,840.01-1,979,233.20

Finding the Fourth Proportional to 3,776,777.10, 5,666,840.01 and 1,979,233.20

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Solution

The fourth proportional to 3,776,777.10, 5,666,840.01 and 1,979,233.20 is: 2,969,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,777.10 : 5,666,840.01 = 1,979,233.20 : x
  2. Step 2: Convert to fraction form
    3,776,777.10/5,666,840.01 = 1,979,233.20/x
  3. Step 3: Cross multiply
    3,776,777.10x = 5,666,840.01 × 1,979,233.20
  4. Step 4: Simplify right side
    3,776,777.10x = 11,215,997,886,880.33
  5. Step 5: Solve for x
    x = 11,215,997,886,880.33/3,776,777.10
  6. Step 6: Final answer
    x = 2,969,727.25

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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.