Home / 1,879,656.27-2,593,856.16-1,020,198.12

Finding the Fourth Proportional to 1,879,656.27, 2,593,856.16 and 1,020,198.12

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Solution

The fourth proportional to 1,879,656.27, 2,593,856.16 and 1,020,198.12 is: 1,407,835.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,656.27 : 2,593,856.16 = 1,020,198.12 : x
  2. Step 2: Convert to fraction form
    1,879,656.27/2,593,856.16 = 1,020,198.12/x
  3. Step 3: Cross multiply
    1,879,656.27x = 2,593,856.16 × 1,020,198.12
  4. Step 4: Simplify right side
    1,879,656.27x = 2,646,247,177,982.42
  5. Step 5: Solve for x
    x = 2,646,247,177,982.42/1,879,656.27
  6. Step 6: Final answer
    x = 1,407,835.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.