Home / 3,279,230.16-4,886,245.20-2,921,495.28

Finding the Fourth Proportional to 3,279,230.16, 4,886,245.20 and 2,921,495.28

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Solution

The fourth proportional to 3,279,230.16, 4,886,245.20 and 2,921,495.28 is: 4,353,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,230.16 : 4,886,245.20 = 2,921,495.28 : x
  2. Step 2: Convert to fraction form
    3,279,230.16/4,886,245.20 = 2,921,495.28/x
  3. Step 3: Cross multiply
    3,279,230.16x = 4,886,245.20 × 2,921,495.28
  4. Step 4: Simplify right side
    3,279,230.16x = 14,275,142,288,722.66
  5. Step 5: Solve for x
    x = 14,275,142,288,722.66/3,279,230.16
  6. Step 6: Final answer
    x = 4,353,199.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.