Home / 2,185,615.80-3,278,423.70-2,045,647.80

Finding the Fourth Proportional to 2,185,615.80, 3,278,423.70 and 2,045,647.80

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Solution

The fourth proportional to 2,185,615.80, 3,278,423.70 and 2,045,647.80 is: 3,068,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,615.80 : 3,278,423.70 = 2,045,647.80 : x
  2. Step 2: Convert to fraction form
    2,185,615.80/3,278,423.70 = 2,045,647.80/x
  3. Step 3: Cross multiply
    2,185,615.80x = 3,278,423.70 × 2,045,647.80
  4. Step 4: Simplify right side
    2,185,615.80x = 6,706,500,229,372.86
  5. Step 5: Solve for x
    x = 6,706,500,229,372.86/2,185,615.80
  6. Step 6: Final answer
    x = 3,068,471.70

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Similar ratio
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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.