Home / 2,678,768.82-3,697,285.93-1,647,164.34

Finding the Fourth Proportional to 2,678,768.82, 3,697,285.93 and 1,647,164.34

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Solution

The fourth proportional to 2,678,768.82, 3,697,285.93 and 1,647,164.34 is: 2,273,446.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,768.82 : 3,697,285.93 = 1,647,164.34 : x
  2. Step 2: Convert to fraction form
    2,678,768.82/3,697,285.93 = 1,647,164.34/x
  3. Step 3: Cross multiply
    2,678,768.82x = 3,697,285.93 × 1,647,164.34
  4. Step 4: Simplify right side
    2,678,768.82x = 6,090,037,534,561.83
  5. Step 5: Solve for x
    x = 6,090,037,534,561.83/2,678,768.82
  6. Step 6: Final answer
    x = 2,273,446.48

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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.