Home / 1,508,880.60-2,082,269.94-820,567.23

Finding the Fourth Proportional to 1,508,880.60, 2,082,269.94 and 820,567.23

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Solution

The fourth proportional to 1,508,880.60, 2,082,269.94 and 820,567.23 is: 1,132,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,880.60 : 2,082,269.94 = 820,567.23 : x
  2. Step 2: Convert to fraction form
    1,508,880.60/2,082,269.94 = 820,567.23/x
  3. Step 3: Cross multiply
    1,508,880.60x = 2,082,269.94 × 820,567.23
  4. Step 4: Simplify right side
    1,508,880.60x = 1,708,642,476,778.07
  5. Step 5: Solve for x
    x = 1,708,642,476,778.07/1,508,880.60
  6. Step 6: Final answer
    x = 1,132,390.78

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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.