Home / 2,019,319.17-3,023,613.32-1,219,518.69

Finding the Fourth Proportional to 2,019,319.17, 3,023,613.32 and 1,219,518.69

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Solution

The fourth proportional to 2,019,319.17, 3,023,613.32 and 1,219,518.69 is: 1,826,037.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,319.17 : 3,023,613.32 = 1,219,518.69 : x
  2. Step 2: Convert to fraction form
    2,019,319.17/3,023,613.32 = 1,219,518.69/x
  3. Step 3: Cross multiply
    2,019,319.17x = 3,023,613.32 × 1,219,518.69
  4. Step 4: Simplify right side
    2,019,319.17x = 3,687,352,948,975.36
  5. Step 5: Solve for x
    x = 3,687,352,948,975.36/2,019,319.17
  6. Step 6: Final answer
    x = 1,826,037.71

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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.