Home / 1,178,181.14-1,763,784.06-727,452.76

Finding the Fourth Proportional to 1,178,181.14, 1,763,784.06 and 727,452.76

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Solution

The fourth proportional to 1,178,181.14, 1,763,784.06 and 727,452.76 is: 1,089,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,181.14 : 1,763,784.06 = 727,452.76 : x
  2. Step 2: Convert to fraction form
    1,178,181.14/1,763,784.06 = 727,452.76/x
  3. Step 3: Cross multiply
    1,178,181.14x = 1,763,784.06 × 727,452.76
  4. Step 4: Simplify right side
    1,178,181.14x = 1,283,069,582,491.01
  5. Step 5: Solve for x
    x = 1,283,069,582,491.01/1,178,181.14
  6. Step 6: Final answer
    x = 1,089,025.74

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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.