Home / 3,620,906.10-5,431,359.15-3,564,918.90

Finding the Fourth Proportional to 3,620,906.10, 5,431,359.15 and 3,564,918.90

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Solution

The fourth proportional to 3,620,906.10, 5,431,359.15 and 3,564,918.90 is: 5,347,378.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,906.10 : 5,431,359.15 = 3,564,918.90 : x
  2. Step 2: Convert to fraction form
    3,620,906.10/5,431,359.15 = 3,564,918.90/x
  3. Step 3: Cross multiply
    3,620,906.10x = 5,431,359.15 × 3,564,918.90
  4. Step 4: Simplify right side
    3,620,906.10x = 19,362,354,886,522.94
  5. Step 5: Solve for x
    x = 19,362,354,886,522.94/3,620,906.10
  6. Step 6: Final answer
    x = 5,347,378.35

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Double scale
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Similar ratio
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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.