Home / 4,080,655.20-6,123,315.60-1,558,120.80

Finding the Fourth Proportional to 4,080,655.20, 6,123,315.60 and 1,558,120.80

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Solution

The fourth proportional to 4,080,655.20, 6,123,315.60 and 1,558,120.80 is: 2,338,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,655.20 : 6,123,315.60 = 1,558,120.80 : x
  2. Step 2: Convert to fraction form
    4,080,655.20/6,123,315.60 = 1,558,120.80/x
  3. Step 3: Cross multiply
    4,080,655.20x = 6,123,315.60 × 1,558,120.80
  4. Step 4: Simplify right side
    4,080,655.20x = 9,540,865,401,324.48
  5. Step 5: Solve for x
    x = 9,540,865,401,324.48/4,080,655.20
  6. Step 6: Final answer
    x = 2,338,071.94

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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.