Home / 4,990,570.38-6,886,961.82-2,698,725.60

Finding the Fourth Proportional to 4,990,570.38, 6,886,961.82 and 2,698,725.60

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Solution

The fourth proportional to 4,990,570.38, 6,886,961.82 and 2,698,725.60 is: 3,724,227.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,570.38 : 6,886,961.82 = 2,698,725.60 : x
  2. Step 2: Convert to fraction form
    4,990,570.38/6,886,961.82 = 2,698,725.60/x
  3. Step 3: Cross multiply
    4,990,570.38x = 6,886,961.82 × 2,698,725.60
  4. Step 4: Simplify right side
    4,990,570.38x = 18,586,020,169,856.59
  5. Step 5: Solve for x
    x = 18,586,020,169,856.59/4,990,570.38
  6. Step 6: Final answer
    x = 3,724,227.64

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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.