Home / 1,245,332.20-1,867,979.10-844,977.64

Finding the Fourth Proportional to 1,245,332.20, 1,867,979.10 and 844,977.64

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Solution

The fourth proportional to 1,245,332.20, 1,867,979.10 and 844,977.64 is: 1,267,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,332.20 : 1,867,979.10 = 844,977.64 : x
  2. Step 2: Convert to fraction form
    1,245,332.20/1,867,979.10 = 844,977.64/x
  3. Step 3: Cross multiply
    1,245,332.20x = 1,867,979.10 × 844,977.64
  4. Step 4: Simplify right side
    1,245,332.20x = 1,578,400,571,487.32
  5. Step 5: Solve for x
    x = 1,578,400,571,487.32/1,245,332.20
  6. Step 6: Final answer
    x = 1,267,453.43

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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.