Home / 3,760,994-5,190,171.72-2,151,362

Finding the Fourth Proportional to 3,760,994, 5,190,171.72 and 2,151,362

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Solution

The fourth proportional to 3,760,994, 5,190,171.72 and 2,151,362 is: 2,968,879.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760,994 : 5,190,171.72 = 2,151,362 : x
  2. Step 2: Convert to fraction form
    3,760,994/5,190,171.72 = 2,151,362/x
  3. Step 3: Cross multiply
    3,760,994x = 5,190,171.72 × 2,151,362
  4. Step 4: Simplify right side
    3,760,994x = 11,165,938,211,882.64
  5. Step 5: Solve for x
    x = 11,165,938,211,882.64/3,760,994
  6. Step 6: Final answer
    x = 2,968,879.56

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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.