Home / 1,093,514.70-1,640,272.05-615,217.80

Finding the Fourth Proportional to 1,093,514.70, 1,640,272.05 and 615,217.80

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Solution

The fourth proportional to 1,093,514.70, 1,640,272.05 and 615,217.80 is: 922,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,514.70 : 1,640,272.05 = 615,217.80 : x
  2. Step 2: Convert to fraction form
    1,093,514.70/1,640,272.05 = 615,217.80/x
  3. Step 3: Cross multiply
    1,093,514.70x = 1,640,272.05 × 615,217.80
  4. Step 4: Simplify right side
    1,093,514.70x = 1,009,124,562,002.49
  5. Step 5: Solve for x
    x = 1,009,124,562,002.49/1,093,514.70
  6. Step 6: Final answer
    x = 922,826.70

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Double scale
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Similar ratio
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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.