Home / 1,879,680.06-2,593,889.03-1,020,221.87

Finding the Fourth Proportional to 1,879,680.06, 2,593,889.03 and 1,020,221.87

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Solution

The fourth proportional to 1,879,680.06, 2,593,889.03 and 1,020,221.87 is: 1,407,868.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,680.06 : 2,593,889.03 = 1,020,221.87 : x
  2. Step 2: Convert to fraction form
    1,879,680.06/2,593,889.03 = 1,020,221.87/x
  3. Step 3: Cross multiply
    1,879,680.06x = 2,593,889.03 × 1,020,221.87
  4. Step 4: Simplify right side
    1,879,680.06x = 2,646,342,305,464.99
  5. Step 5: Solve for x
    x = 2,646,342,305,464.99/1,879,680.06
  6. Step 6: Final answer
    x = 1,407,868.48

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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.