Home / 1,181,523.80-1,769,661.30-971,571.80

Finding the Fourth Proportional to 1,181,523.80, 1,769,661.30 and 971,571.80

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Solution

The fourth proportional to 1,181,523.80, 1,769,661.30 and 971,571.80 is: 1,455,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,523.80 : 1,769,661.30 = 971,571.80 : x
  2. Step 2: Convert to fraction form
    1,181,523.80/1,769,661.30 = 971,571.80/x
  3. Step 3: Cross multiply
    1,181,523.80x = 1,769,661.30 × 971,571.80
  4. Step 4: Simplify right side
    1,181,523.80x = 1,719,353,014,631.34
  5. Step 5: Solve for x
    x = 1,719,353,014,631.34/1,181,523.80
  6. Step 6: Final answer
    x = 1,455,199.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.