Home / 3,355,856.71-5,029,880.73-1,917,548.38

Finding the Fourth Proportional to 3,355,856.71, 5,029,880.73 and 1,917,548.38

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Solution

The fourth proportional to 3,355,856.71, 5,029,880.73 and 1,917,548.38 is: 2,874,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,856.71 : 5,029,880.73 = 1,917,548.38 : x
  2. Step 2: Convert to fraction form
    3,355,856.71/5,029,880.73 = 1,917,548.38/x
  3. Step 3: Cross multiply
    3,355,856.71x = 5,029,880.73 × 1,917,548.38
  4. Step 4: Simplify right side
    3,355,856.71x = 9,645,039,644,501.26
  5. Step 5: Solve for x
    x = 9,645,039,644,501.26/3,355,856.71
  6. Step 6: Final answer
    x = 2,874,091.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.