Home / 3,784,081.20-5,219,696.88-2,696,701.20

Finding the Fourth Proportional to 3,784,081.20, 5,219,696.88 and 2,696,701.20

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Solution

The fourth proportional to 3,784,081.20, 5,219,696.88 and 2,696,701.20 is: 3,719,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,081.20 : 5,219,696.88 = 2,696,701.20 : x
  2. Step 2: Convert to fraction form
    3,784,081.20/5,219,696.88 = 2,696,701.20/x
  3. Step 3: Cross multiply
    3,784,081.20x = 5,219,696.88 × 2,696,701.20
  4. Step 4: Simplify right side
    3,784,081.20x = 14,075,962,839,932.26
  5. Step 5: Solve for x
    x = 14,075,962,839,932.26/3,784,081.20
  6. Step 6: Final answer
    x = 3,719,783.51

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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.