Home / 2,911,371.84-4,017,639.52-1,622,184.48

Finding the Fourth Proportional to 2,911,371.84, 4,017,639.52 and 1,622,184.48

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Solution

The fourth proportional to 2,911,371.84, 4,017,639.52 and 1,622,184.48 is: 2,238,584.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,371.84 : 4,017,639.52 = 1,622,184.48 : x
  2. Step 2: Convert to fraction form
    2,911,371.84/4,017,639.52 = 1,622,184.48/x
  3. Step 3: Cross multiply
    2,911,371.84x = 4,017,639.52 × 1,622,184.48
  4. Step 4: Simplify right side
    2,911,371.84x = 6,517,352,475,578.65
  5. Step 5: Solve for x
    x = 6,517,352,475,578.65/2,911,371.84
  6. Step 6: Final answer
    x = 2,238,584.71

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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.