Home / 3,905,429.04-5,389,500.24-2,186,622

Finding the Fourth Proportional to 3,905,429.04, 5,389,500.24 and 2,186,622

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Solution

The fourth proportional to 3,905,429.04, 5,389,500.24 and 2,186,622 is: 3,017,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,429.04 : 5,389,500.24 = 2,186,622 : x
  2. Step 2: Convert to fraction form
    3,905,429.04/5,389,500.24 = 2,186,622/x
  3. Step 3: Cross multiply
    3,905,429.04x = 5,389,500.24 × 2,186,622
  4. Step 4: Simplify right side
    3,905,429.04x = 11,784,799,793,789.28
  5. Step 5: Solve for x
    x = 11,784,799,793,789.28/3,905,429.04
  6. Step 6: Final answer
    x = 3,017,542.93

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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.