Home / 6,454,123.23-9,682,236.47-1,905,631.81

Finding the Fourth Proportional to 6,454,123.23, 9,682,236.47 and 1,905,631.81

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Solution

The fourth proportional to 6,454,123.23, 9,682,236.47 and 1,905,631.81 is: 2,858,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454,123.23 : 9,682,236.47 = 1,905,631.81 : x
  2. Step 2: Convert to fraction form
    6,454,123.23/9,682,236.47 = 1,905,631.81/x
  3. Step 3: Cross multiply
    6,454,123.23x = 9,682,236.47 × 1,905,631.81
  4. Step 4: Simplify right side
    6,454,123.23x = 18,450,777,809,174.11
  5. Step 5: Solve for x
    x = 18,450,777,809,174.11/6,454,123.23
  6. Step 6: Final answer
    x = 2,858,758.22

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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.