Home / 3,915,716.20-5,875,715.10-1,519,656.04

Finding the Fourth Proportional to 3,915,716.20, 5,875,715.10 and 1,519,656.04

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Solution

The fourth proportional to 3,915,716.20, 5,875,715.10 and 1,519,656.04 is: 2,280,314.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,716.20 : 5,875,715.10 = 1,519,656.04 : x
  2. Step 2: Convert to fraction form
    3,915,716.20/5,875,715.10 = 1,519,656.04/x
  3. Step 3: Cross multiply
    3,915,716.20x = 5,875,715.10 × 1,519,656.04
  4. Step 4: Simplify right side
    3,915,716.20x = 8,929,065,941,034.20
  5. Step 5: Solve for x
    x = 8,929,065,941,034.20/3,915,716.20
  6. Step 6: Final answer
    x = 2,280,314.89

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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.