Home / 2,011,101.90-3,014,028.45-812,042.70

Finding the Fourth Proportional to 2,011,101.90, 3,014,028.45 and 812,042.70

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Solution

The fourth proportional to 2,011,101.90, 3,014,028.45 and 812,042.70 is: 1,217,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,101.90 : 3,014,028.45 = 812,042.70 : x
  2. Step 2: Convert to fraction form
    2,011,101.90/3,014,028.45 = 812,042.70/x
  3. Step 3: Cross multiply
    2,011,101.90x = 3,014,028.45 × 812,042.70
  4. Step 4: Simplify right side
    2,011,101.90x = 2,447,519,800,414.82
  5. Step 5: Solve for x
    x = 2,447,519,800,414.82/2,011,101.90
  6. Step 6: Final answer
    x = 1,217,004.37

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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.