Home / 2,183,815.89-3,013,418.63-1,265,855.36

Finding the Fourth Proportional to 2,183,815.89, 3,013,418.63 and 1,265,855.36

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Solution

The fourth proportional to 2,183,815.89, 3,013,418.63 and 1,265,855.36 is: 1,746,737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,815.89 : 3,013,418.63 = 1,265,855.36 : x
  2. Step 2: Convert to fraction form
    2,183,815.89/3,013,418.63 = 1,265,855.36/x
  3. Step 3: Cross multiply
    2,183,815.89x = 3,013,418.63 × 1,265,855.36
  4. Step 4: Simplify right side
    2,183,815.89x = 3,814,552,112,806.90
  5. Step 5: Solve for x
    x = 3,814,552,112,806.90/2,183,815.89
  6. Step 6: Final answer
    x = 1,746,737.04

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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.