Home / 2,811,690.58-3,880,151.48-1,522,531.08

Finding the Fourth Proportional to 2,811,690.58, 3,880,151.48 and 1,522,531.08

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Solution

The fourth proportional to 2,811,690.58, 3,880,151.48 and 1,522,531.08 is: 2,101,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,690.58 : 3,880,151.48 = 1,522,531.08 : x
  2. Step 2: Convert to fraction form
    2,811,690.58/3,880,151.48 = 1,522,531.08/x
  3. Step 3: Cross multiply
    2,811,690.58x = 3,880,151.48 × 1,522,531.08
  4. Step 4: Simplify right side
    2,811,690.58x = 5,907,651,222,932.21
  5. Step 5: Solve for x
    x = 5,907,651,222,932.21/2,811,690.58
  6. Step 6: Final answer
    x = 2,101,102.90

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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.