Home / 1,580,401.80-2,181,052.98-892,190.16

Finding the Fourth Proportional to 1,580,401.80, 2,181,052.98 and 892,190.16

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Solution

The fourth proportional to 1,580,401.80, 2,181,052.98 and 892,190.16 is: 1,231,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,401.80 : 2,181,052.98 = 892,190.16 : x
  2. Step 2: Convert to fraction form
    1,580,401.80/2,181,052.98 = 892,190.16/x
  3. Step 3: Cross multiply
    1,580,401.80x = 2,181,052.98 × 892,190.16
  4. Step 4: Simplify right side
    1,580,401.80x = 1,945,914,007,194.68
  5. Step 5: Solve for x
    x = 1,945,914,007,194.68/1,580,401.80
  6. Step 6: Final answer
    x = 1,231,278.03

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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.