Home / 1,082,350.56-1,492,421.44-809,544.20

Finding the Fourth Proportional to 1,082,350.56, 1,492,421.44 and 809,544.20

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Solution

The fourth proportional to 1,082,350.56, 1,492,421.44 and 809,544.20 is: 1,116,256.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,350.56 : 1,492,421.44 = 809,544.20 : x
  2. Step 2: Convert to fraction form
    1,082,350.56/1,492,421.44 = 809,544.20/x
  3. Step 3: Cross multiply
    1,082,350.56x = 1,492,421.44 × 809,544.20
  4. Step 4: Simplify right side
    1,082,350.56x = 1,208,181,120,707.65
  5. Step 5: Solve for x
    x = 1,208,181,120,707.65/1,082,350.56
  6. Step 6: Final answer
    x = 1,116,256.75

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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.