Home / 2,139,192.82-3,208,794.75-541,756.10

Finding the Fourth Proportional to 2,139,192.82, 3,208,794.75 and 541,756.10

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Solution

The fourth proportional to 2,139,192.82, 3,208,794.75 and 541,756.10 is: 812,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,192.82 : 3,208,794.75 = 541,756.10 : x
  2. Step 2: Convert to fraction form
    2,139,192.82/3,208,794.75 = 541,756.10/x
  3. Step 3: Cross multiply
    2,139,192.82x = 3,208,794.75 × 541,756.10
  4. Step 4: Simplify right side
    2,139,192.82x = 1,738,384,129,460.48
  5. Step 5: Solve for x
    x = 1,738,384,129,460.48/2,139,192.82
  6. Step 6: Final answer
    x = 812,635.55

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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.