Home / 1,093,512.80-1,640,269.20-615,215.90

Finding the Fourth Proportional to 1,093,512.80, 1,640,269.20 and 615,215.90

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Solution

The fourth proportional to 1,093,512.80, 1,640,269.20 and 615,215.90 is: 922,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,512.80 : 1,640,269.20 = 615,215.90 : x
  2. Step 2: Convert to fraction form
    1,093,512.80/1,640,269.20 = 615,215.90/x
  3. Step 3: Cross multiply
    1,093,512.80x = 1,640,269.20 × 615,215.90
  4. Step 4: Simplify right side
    1,093,512.80x = 1,009,119,692,120.28
  5. Step 5: Solve for x
    x = 1,009,119,692,120.28/1,093,512.80
  6. Step 6: Final answer
    x = 922,823.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.