Home / 3,905,997-5,389,404.09-2,357,509.86

Finding the Fourth Proportional to 3,905,997, 5,389,404.09 and 2,357,509.86

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Solution

The fourth proportional to 3,905,997, 5,389,404.09 and 2,357,509.86 is: 3,252,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,997 : 5,389,404.09 = 2,357,509.86 : x
  2. Step 2: Convert to fraction form
    3,905,997/5,389,404.09 = 2,357,509.86/x
  3. Step 3: Cross multiply
    3,905,997x = 5,389,404.09 × 2,357,509.86
  4. Step 4: Simplify right side
    3,905,997x = 12,705,573,281,699.33
  5. Step 5: Solve for x
    x = 12,705,573,281,699.33/3,905,997
  6. Step 6: Final answer
    x = 3,252,837.44

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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.