Home / 3,367,464.51-4,647,105.23-1,917,159.92

Finding the Fourth Proportional to 3,367,464.51, 4,647,105.23 and 1,917,159.92

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Solution

The fourth proportional to 3,367,464.51, 4,647,105.23 and 1,917,159.92 is: 2,645,683.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,464.51 : 4,647,105.23 = 1,917,159.92 : x
  2. Step 2: Convert to fraction form
    3,367,464.51/4,647,105.23 = 1,917,159.92/x
  3. Step 3: Cross multiply
    3,367,464.51x = 4,647,105.23 × 1,917,159.92
  4. Step 4: Simplify right side
    3,367,464.51x = 8,909,243,890,978.38
  5. Step 5: Solve for x
    x = 8,909,243,890,978.38/3,367,464.51
  6. Step 6: Final answer
    x = 2,645,683.08

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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.