Home / 2,019,318.42-3,023,612.19-1,219,517.94

Finding the Fourth Proportional to 2,019,318.42, 3,023,612.19 and 1,219,517.94

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Solution

The fourth proportional to 2,019,318.42, 3,023,612.19 and 1,219,517.94 is: 1,826,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,318.42 : 3,023,612.19 = 1,219,517.94 : x
  2. Step 2: Convert to fraction form
    2,019,318.42/3,023,612.19 = 1,219,517.94/x
  3. Step 3: Cross multiply
    2,019,318.42x = 3,023,612.19 × 1,219,517.94
  4. Step 4: Simplify right side
    2,019,318.42x = 3,687,349,309,307.69
  5. Step 5: Solve for x
    x = 3,687,349,309,307.69/2,019,318.42
  6. Step 6: Final answer
    x = 1,826,036.58

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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.