Home / 1,313,002.94-1,969,504.43-1,013,919.75

Finding the Fourth Proportional to 1,313,002.94, 1,969,504.43 and 1,013,919.75

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Solution

The fourth proportional to 1,313,002.94, 1,969,504.43 and 1,013,919.75 is: 1,520,879.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,002.94 : 1,969,504.43 = 1,013,919.75 : x
  2. Step 2: Convert to fraction form
    1,313,002.94/1,969,504.43 = 1,013,919.75/x
  3. Step 3: Cross multiply
    1,313,002.94x = 1,969,504.43 × 1,013,919.75
  4. Step 4: Simplify right side
    1,313,002.94x = 1,996,919,434,219.89
  5. Step 5: Solve for x
    x = 1,996,919,434,219.89/1,313,002.94
  6. Step 6: Final answer
    x = 1,520,879.64

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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.