Home / 2,019,086.60-3,027,974.70-670,887.20

Finding the Fourth Proportional to 2,019,086.60, 3,027,974.70 and 670,887.20

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Solution

The fourth proportional to 2,019,086.60, 3,027,974.70 and 670,887.20 is: 1,006,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,086.60 : 3,027,974.70 = 670,887.20 : x
  2. Step 2: Convert to fraction form
    2,019,086.60/3,027,974.70 = 670,887.20/x
  3. Step 3: Cross multiply
    2,019,086.60x = 3,027,974.70 × 670,887.20
  4. Step 4: Simplify right side
    2,019,086.60x = 2,031,429,468,153.84
  5. Step 5: Solve for x
    x = 2,031,429,468,153.84/2,019,086.60
  6. Step 6: Final answer
    x = 1,006,113.09

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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.