Home / 1,353,524.64-1,867,863.99-809,683.35

Finding the Fourth Proportional to 1,353,524.64, 1,867,863.99 and 809,683.35

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Solution

The fourth proportional to 1,353,524.64, 1,867,863.99 and 809,683.35 is: 1,117,363.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,524.64 : 1,867,863.99 = 809,683.35 : x
  2. Step 2: Convert to fraction form
    1,353,524.64/1,867,863.99 = 809,683.35/x
  3. Step 3: Cross multiply
    1,353,524.64x = 1,867,863.99 × 809,683.35
  4. Step 4: Simplify right side
    1,353,524.64x = 1,512,378,372,767.57
  5. Step 5: Solve for x
    x = 1,512,378,372,767.57/1,353,524.64
  6. Step 6: Final answer
    x = 1,117,363.02

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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.