Home / 5,185,922.03-7,778,820.47-1,347,404.75

Finding the Fourth Proportional to 5,185,922.03, 7,778,820.47 and 1,347,404.75

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Solution

The fourth proportional to 5,185,922.03, 7,778,820.47 and 1,347,404.75 is: 2,021,090.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,922.03 : 7,778,820.47 = 1,347,404.75 : x
  2. Step 2: Convert to fraction form
    5,185,922.03/7,778,820.47 = 1,347,404.75/x
  3. Step 3: Cross multiply
    5,185,922.03x = 7,778,820.47 × 1,347,404.75
  4. Step 4: Simplify right side
    5,185,922.03x = 10,481,219,605,044.11
  5. Step 5: Solve for x
    x = 10,481,219,605,044.11/5,185,922.03
  6. Step 6: Final answer
    x = 2,021,090.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.