Home / 3,396,696.96-4,687,374.78-1,868,829.60

Finding the Fourth Proportional to 3,396,696.96, 4,687,374.78 and 1,868,829.60

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Solution

The fourth proportional to 3,396,696.96, 4,687,374.78 and 1,868,829.60 is: 2,578,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,696.96 : 4,687,374.78 = 1,868,829.60 : x
  2. Step 2: Convert to fraction form
    3,396,696.96/4,687,374.78 = 1,868,829.60/x
  3. Step 3: Cross multiply
    3,396,696.96x = 4,687,374.78 × 1,868,829.60
  4. Step 4: Simplify right side
    3,396,696.96x = 8,759,904,735,157.49
  5. Step 5: Solve for x
    x = 8,759,904,735,157.49/3,396,696.96
  6. Step 6: Final answer
    x = 2,578,947.97

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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.