Home / 4,853,879.82-6,698,349-2,678,422.32

Finding the Fourth Proportional to 4,853,879.82, 6,698,349 and 2,678,422.32

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Solution

The fourth proportional to 4,853,879.82, 6,698,349 and 2,678,422.32 is: 3,696,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853,879.82 : 6,698,349 = 2,678,422.32 : x
  2. Step 2: Convert to fraction form
    4,853,879.82/6,698,349 = 2,678,422.32/x
  3. Step 3: Cross multiply
    4,853,879.82x = 6,698,349 × 2,678,422.32
  4. Step 4: Simplify right side
    4,853,879.82x = 17,941,007,468,749.68
  5. Step 5: Solve for x
    x = 17,941,007,468,749.68/4,853,879.82
  6. Step 6: Final answer
    x = 3,696,219.96

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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.