Home / 1,082,367.55-1,492,444.89-809,561.17

Finding the Fourth Proportional to 1,082,367.55, 1,492,444.89 and 809,561.17

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Solution

The fourth proportional to 1,082,367.55, 1,492,444.89 and 809,561.17 is: 1,116,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,367.55 : 1,492,444.89 = 809,561.17 : x
  2. Step 2: Convert to fraction form
    1,082,367.55/1,492,444.89 = 809,561.17/x
  3. Step 3: Cross multiply
    1,082,367.55x = 1,492,444.89 × 809,561.17
  4. Step 4: Simplify right side
    1,082,367.55x = 1,208,225,423,846.70
  5. Step 5: Solve for x
    x = 1,208,225,423,846.70/1,082,367.55
  6. Step 6: Final answer
    x = 1,116,280.17

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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.