Home / 2,467,712.48-3,405,419.88-1,379,971.58

Finding the Fourth Proportional to 2,467,712.48, 3,405,419.88 and 1,379,971.58

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Solution

The fourth proportional to 2,467,712.48, 3,405,419.88 and 1,379,971.58 is: 1,904,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467,712.48 : 3,405,419.88 = 1,379,971.58 : x
  2. Step 2: Convert to fraction form
    2,467,712.48/3,405,419.88 = 1,379,971.58/x
  3. Step 3: Cross multiply
    2,467,712.48x = 3,405,419.88 × 1,379,971.58
  4. Step 4: Simplify right side
    2,467,712.48x = 4,699,382,635,339.91
  5. Step 5: Solve for x
    x = 4,699,382,635,339.91/2,467,712.48
  6. Step 6: Final answer
    x = 1,904,347.72

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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.