Home / 3,890,433.96-5,369,694.66-2,281,320.36

Finding the Fourth Proportional to 3,890,433.96, 5,369,694.66 and 2,281,320.36

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Solution

The fourth proportional to 3,890,433.96, 5,369,694.66 and 2,281,320.36 is: 3,148,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,433.96 : 5,369,694.66 = 2,281,320.36 : x
  2. Step 2: Convert to fraction form
    3,890,433.96/5,369,694.66 = 2,281,320.36/x
  3. Step 3: Cross multiply
    3,890,433.96x = 5,369,694.66 × 2,281,320.36
  4. Step 4: Simplify right side
    3,890,433.96x = 12,249,993,754,841.28
  5. Step 5: Solve for x
    x = 12,249,993,754,841.28/3,890,433.96
  6. Step 6: Final answer
    x = 3,148,747.38

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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.