Home / 3,281,350.87-4,528,522.01-1,811,551.55

Finding the Fourth Proportional to 3,281,350.87, 4,528,522.01 and 1,811,551.55

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Solution

The fourth proportional to 3,281,350.87, 4,528,522.01 and 1,811,551.55 is: 2,500,083.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,350.87 : 4,528,522.01 = 1,811,551.55 : x
  2. Step 2: Convert to fraction form
    3,281,350.87/4,528,522.01 = 1,811,551.55/x
  3. Step 3: Cross multiply
    3,281,350.87x = 4,528,522.01 × 1,811,551.55
  4. Step 4: Simplify right side
    3,281,350.87x = 8,203,651,057,366.86
  5. Step 5: Solve for x
    x = 8,203,651,057,366.86/3,281,350.87
  6. Step 6: Final answer
    x = 2,500,083.47

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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.