Home / 1,161,899.60-1,738,183.80-1,005,861.20

Finding the Fourth Proportional to 1,161,899.60, 1,738,183.80 and 1,005,861.20

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Solution

The fourth proportional to 1,161,899.60, 1,738,183.80 and 1,005,861.20 is: 1,504,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,899.60 : 1,738,183.80 = 1,005,861.20 : x
  2. Step 2: Convert to fraction form
    1,161,899.60/1,738,183.80 = 1,005,861.20/x
  3. Step 3: Cross multiply
    1,161,899.60x = 1,738,183.80 × 1,005,861.20
  4. Step 4: Simplify right side
    1,161,899.60x = 1,748,371,642,888.56
  5. Step 5: Solve for x
    x = 1,748,371,642,888.56/1,161,899.60
  6. Step 6: Final answer
    x = 1,504,752.77

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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.