Home / 1,082,356.57-1,492,429.71-809,550.19

Finding the Fourth Proportional to 1,082,356.57, 1,492,429.71 and 809,550.19

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Solution

The fourth proportional to 1,082,356.57, 1,492,429.71 and 809,550.19 is: 1,116,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,356.57 : 1,492,429.71 = 809,550.19 : x
  2. Step 2: Convert to fraction form
    1,082,356.57/1,492,429.71 = 809,550.19/x
  3. Step 3: Cross multiply
    1,082,356.57x = 1,492,429.71 × 809,550.19
  4. Step 4: Simplify right side
    1,082,356.57x = 1,208,196,755,292.14
  5. Step 5: Solve for x
    x = 1,208,196,755,292.14/1,082,356.57
  6. Step 6: Final answer
    x = 1,116,265.00

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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.