Home / 3,879,588.75-5,354,251.10-2,137,436.16

Finding the Fourth Proportional to 3,879,588.75, 5,354,251.10 and 2,137,436.16

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Solution

The fourth proportional to 3,879,588.75, 5,354,251.10 and 2,137,436.16 is: 2,949,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,588.75 : 5,354,251.10 = 2,137,436.16 : x
  2. Step 2: Convert to fraction form
    3,879,588.75/5,354,251.10 = 2,137,436.16/x
  3. Step 3: Cross multiply
    3,879,588.75x = 5,354,251.10 × 2,137,436.16
  4. Step 4: Simplify right side
    3,879,588.75x = 11,444,369,900,172.60
  5. Step 5: Solve for x
    x = 11,444,369,900,172.60/3,879,588.75
  6. Step 6: Final answer
    x = 2,949,892.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.