Home / 1,879,118.40-2,593,170.24-1,019,656.80

Finding the Fourth Proportional to 1,879,118.40, 2,593,170.24 and 1,019,656.80

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Solution

The fourth proportional to 1,879,118.40, 2,593,170.24 and 1,019,656.80 is: 1,407,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,118.40 : 2,593,170.24 = 1,019,656.80 : x
  2. Step 2: Convert to fraction form
    1,879,118.40/2,593,170.24 = 1,019,656.80/x
  3. Step 3: Cross multiply
    1,879,118.40x = 2,593,170.24 × 1,019,656.80
  4. Step 4: Simplify right side
    1,879,118.40x = 2,644,143,668,773.63
  5. Step 5: Solve for x
    x = 2,644,143,668,773.63/1,879,118.40
  6. Step 6: Final answer
    x = 1,407,119.25

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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.