Home / 2,796,142.67-3,858,640.21-1,572,447.81

Finding the Fourth Proportional to 2,796,142.67, 3,858,640.21 and 1,572,447.81

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Solution

The fourth proportional to 2,796,142.67, 3,858,640.21 and 1,572,447.81 is: 2,169,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,142.67 : 3,858,640.21 = 1,572,447.81 : x
  2. Step 2: Convert to fraction form
    2,796,142.67/3,858,640.21 = 1,572,447.81/x
  3. Step 3: Cross multiply
    2,796,142.67x = 3,858,640.21 × 1,572,447.81
  4. Step 4: Simplify right side
    2,796,142.67x = 6,067,510,347,792.44
  5. Step 5: Solve for x
    x = 6,067,510,347,792.44/2,796,142.67
  6. Step 6: Final answer
    x = 2,169,957.35

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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.