Home / 1,206,822.24-1,810,466.64-408,233.52

Finding the Fourth Proportional to 1,206,822.24, 1,810,466.64 and 408,233.52

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Solution

The fourth proportional to 1,206,822.24, 1,810,466.64 and 408,233.52 is: 612,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,822.24 : 1,810,466.64 = 408,233.52 : x
  2. Step 2: Convert to fraction form
    1,206,822.24/1,810,466.64 = 408,233.52/x
  3. Step 3: Cross multiply
    1,206,822.24x = 1,810,466.64 × 408,233.52
  4. Step 4: Simplify right side
    1,206,822.24x = 739,093,169,289.77
  5. Step 5: Solve for x
    x = 739,093,169,289.77/1,206,822.24
  6. Step 6: Final answer
    x = 612,429.19

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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.