Home / 3,941,497.20-5,439,274.11-2,130,661.20

Finding the Fourth Proportional to 3,941,497.20, 5,439,274.11 and 2,130,661.20

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Solution

The fourth proportional to 3,941,497.20, 5,439,274.11 and 2,130,661.20 is: 2,940,316.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,497.20 : 5,439,274.11 = 2,130,661.20 : x
  2. Step 2: Convert to fraction form
    3,941,497.20/5,439,274.11 = 2,130,661.20/x
  3. Step 3: Cross multiply
    3,941,497.20x = 5,439,274.11 × 2,130,661.20
  4. Step 4: Simplify right side
    3,941,497.20x = 11,589,250,302,341.53
  5. Step 5: Solve for x
    x = 11,589,250,302,341.53/3,941,497.20
  6. Step 6: Final answer
    x = 2,940,316.77

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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.