Home / 3,879,588.48-5,354,250.74-2,137,435.89

Finding the Fourth Proportional to 3,879,588.48, 5,354,250.74 and 2,137,435.89

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Solution

The fourth proportional to 3,879,588.48, 5,354,250.74 and 2,137,435.89 is: 2,949,892.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,588.48 : 5,354,250.74 = 2,137,435.89 : x
  2. Step 2: Convert to fraction form
    3,879,588.48/5,354,250.74 = 2,137,435.89/x
  3. Step 3: Cross multiply
    3,879,588.48x = 5,354,250.74 × 2,137,435.89
  4. Step 4: Simplify right side
    3,879,588.48x = 11,444,367,658,276.62
  5. Step 5: Solve for x
    x = 11,444,367,658,276.62/3,879,588.48
  6. Step 6: Final answer
    x = 2,949,892.17

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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.