Home / 3,988,042.59-5,982,435.90-3,090,491.56

Finding the Fourth Proportional to 3,988,042.59, 5,982,435.90 and 3,090,491.56

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Solution

The fourth proportional to 3,988,042.59, 5,982,435.90 and 3,090,491.56 is: 4,636,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,042.59 : 5,982,435.90 = 3,090,491.56 : x
  2. Step 2: Convert to fraction form
    3,988,042.59/5,982,435.90 = 3,090,491.56/x
  3. Step 3: Cross multiply
    3,988,042.59x = 5,982,435.90 × 3,090,491.56
  4. Step 4: Simplify right side
    3,988,042.59x = 18,488,667,657,191.00
  5. Step 5: Solve for x
    x = 18,488,667,657,191.00/3,988,042.59
  6. Step 6: Final answer
    x = 4,636,025.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.