Home / 1,093,501.20-1,640,251.80-615,204.30

Finding the Fourth Proportional to 1,093,501.20, 1,640,251.80 and 615,204.30

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Solution

The fourth proportional to 1,093,501.20, 1,640,251.80 and 615,204.30 is: 922,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,501.20 : 1,640,251.80 = 615,204.30 : x
  2. Step 2: Convert to fraction form
    1,093,501.20/1,640,251.80 = 615,204.30/x
  3. Step 3: Cross multiply
    1,093,501.20x = 1,640,251.80 × 615,204.30
  4. Step 4: Simplify right side
    1,093,501.20x = 1,009,089,960,442.74
  5. Step 5: Solve for x
    x = 1,009,089,960,442.74/1,093,501.20
  6. Step 6: Final answer
    x = 922,806.45

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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.