Home / 3,058,458.78-4,220,942.01-1,682,045.01

Finding the Fourth Proportional to 3,058,458.78, 4,220,942.01 and 1,682,045.01

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Solution

The fourth proportional to 3,058,458.78, 4,220,942.01 and 1,682,045.01 is: 2,321,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,458.78 : 4,220,942.01 = 1,682,045.01 : x
  2. Step 2: Convert to fraction form
    3,058,458.78/4,220,942.01 = 1,682,045.01/x
  3. Step 3: Cross multiply
    3,058,458.78x = 4,220,942.01 × 1,682,045.01
  4. Step 4: Simplify right side
    3,058,458.78x = 7,099,814,445,419.87
  5. Step 5: Solve for x
    x = 7,099,814,445,419.87/3,058,458.78
  6. Step 6: Final answer
    x = 2,321,370.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.