Home / 3,689,938.77-5,536,506.61-1,982,089.29

Finding the Fourth Proportional to 3,689,938.77, 5,536,506.61 and 1,982,089.29

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Solution

The fourth proportional to 3,689,938.77, 5,536,506.61 and 1,982,089.29 is: 2,973,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,938.77 : 5,536,506.61 = 1,982,089.29 : x
  2. Step 2: Convert to fraction form
    3,689,938.77/5,536,506.61 = 1,982,089.29/x
  3. Step 3: Cross multiply
    3,689,938.77x = 5,536,506.61 × 1,982,089.29
  4. Step 4: Simplify right side
    3,689,938.77x = 10,973,850,442,217.24
  5. Step 5: Solve for x
    x = 10,973,850,442,217.24/3,689,938.77
  6. Step 6: Final answer
    x = 2,973,992.55

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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.