Home / 3,790,455.42-5,230,828.98-2,071,575.48

Finding the Fourth Proportional to 3,790,455.42, 5,230,828.98 and 2,071,575.48

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Solution

The fourth proportional to 3,790,455.42, 5,230,828.98 and 2,071,575.48 is: 2,858,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790,455.42 : 5,230,828.98 = 2,071,575.48 : x
  2. Step 2: Convert to fraction form
    3,790,455.42/5,230,828.98 = 2,071,575.48/x
  3. Step 3: Cross multiply
    3,790,455.42x = 5,230,828.98 × 2,071,575.48
  4. Step 4: Simplify right side
    3,790,455.42x = 10,836,057,055,041.41
  5. Step 5: Solve for x
    x = 10,836,057,055,041.41/3,790,455.42
  6. Step 6: Final answer
    x = 2,858,774.44

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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.