Home / 3,016,946.31-4,163,467.55-1,640,382.45

Finding the Fourth Proportional to 3,016,946.31, 4,163,467.55 and 1,640,382.45

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Solution

The fourth proportional to 3,016,946.31, 4,163,467.55 and 1,640,382.45 is: 2,263,772.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,946.31 : 4,163,467.55 = 1,640,382.45 : x
  2. Step 2: Convert to fraction form
    3,016,946.31/4,163,467.55 = 1,640,382.45/x
  3. Step 3: Cross multiply
    3,016,946.31x = 4,163,467.55 × 1,640,382.45
  4. Step 4: Simplify right side
    3,016,946.31x = 6,829,679,085,576.73
  5. Step 5: Solve for x
    x = 6,829,679,085,576.73/3,016,946.31
  6. Step 6: Final answer
    x = 2,263,772.17

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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.