Home / 2,947,843.17-4,067,976.47-1,658,682.81

Finding the Fourth Proportional to 2,947,843.17, 4,067,976.47 and 1,658,682.81

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Solution

The fourth proportional to 2,947,843.17, 4,067,976.47 and 1,658,682.81 is: 2,288,955.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,843.17 : 4,067,976.47 = 1,658,682.81 : x
  2. Step 2: Convert to fraction form
    2,947,843.17/4,067,976.47 = 1,658,682.81/x
  3. Step 3: Cross multiply
    2,947,843.17x = 4,067,976.47 × 1,658,682.81
  4. Step 4: Simplify right side
    2,947,843.17x = 6,747,482,633,980.07
  5. Step 5: Solve for x
    x = 6,747,482,633,980.07/2,947,843.17
  6. Step 6: Final answer
    x = 2,288,955.77

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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.