Home / 4,886,590.72-6,744,093.42-2,821,601.02

Finding the Fourth Proportional to 4,886,590.72, 6,744,093.42 and 2,821,601.02

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Solution

The fourth proportional to 4,886,590.72, 6,744,093.42 and 2,821,601.02 is: 3,894,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,590.72 : 6,744,093.42 = 2,821,601.02 : x
  2. Step 2: Convert to fraction form
    4,886,590.72/6,744,093.42 = 2,821,601.02/x
  3. Step 3: Cross multiply
    4,886,590.72x = 6,744,093.42 × 2,821,601.02
  4. Step 4: Simplify right side
    4,886,590.72x = 19,029,140,872,847.29
  5. Step 5: Solve for x
    x = 19,029,140,872,847.29/4,886,590.72
  6. Step 6: Final answer
    x = 3,894,154.83

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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.