Home / 894,665.21-1,235,382.91-829,756.41

Finding the Fourth Proportional to 894,665.21, 1,235,382.91 and 829,756.41

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Solution

The fourth proportional to 894,665.21, 1,235,382.91 and 829,756.41 is: 1,145,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,665.21 : 1,235,382.91 = 829,756.41 : x
  2. Step 2: Convert to fraction form
    894,665.21/1,235,382.91 = 829,756.41/x
  3. Step 3: Cross multiply
    894,665.21x = 1,235,382.91 × 829,756.41
  4. Step 4: Simplify right side
    894,665.21x = 1,025,066,891,465.41
  5. Step 5: Solve for x
    x = 1,025,066,891,465.41/894,665.21
  6. Step 6: Final answer
    x = 1,145,754.73

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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.