Home / 1,158,226.56-1,736,912.64-399,874.08

Finding the Fourth Proportional to 1,158,226.56, 1,736,912.64 and 399,874.08

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Solution

The fourth proportional to 1,158,226.56, 1,736,912.64 and 399,874.08 is: 599,663.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,226.56 : 1,736,912.64 = 399,874.08 : x
  2. Step 2: Convert to fraction form
    1,158,226.56/1,736,912.64 = 399,874.08/x
  3. Step 3: Cross multiply
    1,158,226.56x = 1,736,912.64 × 399,874.08
  4. Step 4: Simplify right side
    1,158,226.56x = 694,546,343,960.37
  5. Step 5: Solve for x
    x = 694,546,343,960.37/1,158,226.56
  6. Step 6: Final answer
    x = 599,663.63

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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.