Home / 3,016,947.81-4,163,469.62-1,640,383.95

Finding the Fourth Proportional to 3,016,947.81, 4,163,469.62 and 1,640,383.95

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Solution

The fourth proportional to 3,016,947.81, 4,163,469.62 and 1,640,383.95 is: 2,263,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,947.81 : 4,163,469.62 = 1,640,383.95 : x
  2. Step 2: Convert to fraction form
    3,016,947.81/4,163,469.62 = 1,640,383.95/x
  3. Step 3: Cross multiply
    3,016,947.81x = 4,163,469.62 × 1,640,383.95
  4. Step 4: Simplify right side
    3,016,947.81x = 6,829,688,740,960.60
  5. Step 5: Solve for x
    x = 6,829,688,740,960.60/3,016,947.81
  6. Step 6: Final answer
    x = 2,263,774.24

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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.