Home / 1,368,424.50-2,052,971.52-964,405

Finding the Fourth Proportional to 1,368,424.50, 2,052,971.52 and 964,405

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Solution

The fourth proportional to 1,368,424.50, 2,052,971.52 and 964,405 is: 1,446,843.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,424.50 : 2,052,971.52 = 964,405 : x
  2. Step 2: Convert to fraction form
    1,368,424.50/2,052,971.52 = 964,405/x
  3. Step 3: Cross multiply
    1,368,424.50x = 2,052,971.52 × 964,405
  4. Step 4: Simplify right side
    1,368,424.50x = 1,979,895,998,745.60
  5. Step 5: Solve for x
    x = 1,979,895,998,745.60/1,368,424.50
  6. Step 6: Final answer
    x = 1,446,843.43

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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.