Home / 2,632,707.40-3,949,061.10-638,163.40

Finding the Fourth Proportional to 2,632,707.40, 3,949,061.10 and 638,163.40

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Solution

The fourth proportional to 2,632,707.40, 3,949,061.10 and 638,163.40 is: 957,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,707.40 : 3,949,061.10 = 638,163.40 : x
  2. Step 2: Convert to fraction form
    2,632,707.40/3,949,061.10 = 638,163.40/x
  3. Step 3: Cross multiply
    2,632,707.40x = 3,949,061.10 × 638,163.40
  4. Step 4: Simplify right side
    2,632,707.40x = 2,520,146,258,383.74
  5. Step 5: Solve for x
    x = 2,520,146,258,383.74/2,632,707.40
  6. Step 6: Final answer
    x = 957,245.10

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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.