Home / 3,922,845.27-5,413,665.02-2,203,931.31

Finding the Fourth Proportional to 3,922,845.27, 5,413,665.02 and 2,203,931.31

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Solution

The fourth proportional to 3,922,845.27, 5,413,665.02 and 2,203,931.31 is: 3,041,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,845.27 : 5,413,665.02 = 2,203,931.31 : x
  2. Step 2: Convert to fraction form
    3,922,845.27/5,413,665.02 = 2,203,931.31/x
  3. Step 3: Cross multiply
    3,922,845.27x = 5,413,665.02 × 2,203,931.31
  4. Step 4: Simplify right side
    3,922,845.27x = 11,931,345,828,410.12
  5. Step 5: Solve for x
    x = 11,931,345,828,410.12/3,922,845.27
  6. Step 6: Final answer
    x = 3,041,503.04

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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.