Home / 1,151,313.44-1,589,097.34-784,397.76

Finding the Fourth Proportional to 1,151,313.44, 1,589,097.34 and 784,397.76

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Solution

The fourth proportional to 1,151,313.44, 1,589,097.34 and 784,397.76 is: 1,082,662.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,313.44 : 1,589,097.34 = 784,397.76 : x
  2. Step 2: Convert to fraction form
    1,151,313.44/1,589,097.34 = 784,397.76/x
  3. Step 3: Cross multiply
    1,151,313.44x = 1,589,097.34 × 784,397.76
  4. Step 4: Simplify right side
    1,151,313.44x = 1,246,484,393,917.96
  5. Step 5: Solve for x
    x = 1,246,484,393,917.96/1,151,313.44
  6. Step 6: Final answer
    x = 1,082,662.94

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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.