Home / 2,189,584.40-3,023,048.27-1,959,743.66

Finding the Fourth Proportional to 2,189,584.40, 3,023,048.27 and 1,959,743.66

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Solution

The fourth proportional to 2,189,584.40, 3,023,048.27 and 1,959,743.66 is: 2,705,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,584.40 : 3,023,048.27 = 1,959,743.66 : x
  2. Step 2: Convert to fraction form
    2,189,584.40/3,023,048.27 = 1,959,743.66/x
  3. Step 3: Cross multiply
    2,189,584.40x = 3,023,048.27 × 1,959,743.66
  4. Step 4: Simplify right side
    2,189,584.40x = 5,924,399,671,207.75
  5. Step 5: Solve for x
    x = 5,924,399,671,207.75/2,189,584.40
  6. Step 6: Final answer
    x = 2,705,718.80

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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.