Home / 3,387,618.80-4,675,007.52-1,917,410.48

Finding the Fourth Proportional to 3,387,618.80, 4,675,007.52 and 1,917,410.48

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Solution

The fourth proportional to 3,387,618.80, 4,675,007.52 and 1,917,410.48 is: 2,646,079.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,618.80 : 4,675,007.52 = 1,917,410.48 : x
  2. Step 2: Convert to fraction form
    3,387,618.80/4,675,007.52 = 1,917,410.48/x
  3. Step 3: Cross multiply
    3,387,618.80x = 4,675,007.52 × 1,917,410.48
  4. Step 4: Simplify right side
    3,387,618.80x = 8,963,908,412,926.81
  5. Step 5: Solve for x
    x = 8,963,908,412,926.81/3,387,618.80
  6. Step 6: Final answer
    x = 2,646,079.43

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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.