Home / 1,093,515.70-1,640,273.55-615,218.80

Finding the Fourth Proportional to 1,093,515.70, 1,640,273.55 and 615,218.80

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Solution

The fourth proportional to 1,093,515.70, 1,640,273.55 and 615,218.80 is: 922,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,515.70 : 1,640,273.55 = 615,218.80 : x
  2. Step 2: Convert to fraction form
    1,093,515.70/1,640,273.55 = 615,218.80/x
  3. Step 3: Cross multiply
    1,093,515.70x = 1,640,273.55 × 615,218.80
  4. Step 4: Simplify right side
    1,093,515.70x = 1,009,127,125,102.74
  5. Step 5: Solve for x
    x = 1,009,127,125,102.74/1,093,515.70
  6. Step 6: Final answer
    x = 922,828.20

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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.