Home / 1,183,816.81-1,775,741.61-385,102.54

Finding the Fourth Proportional to 1,183,816.81, 1,775,741.61 and 385,102.54

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Solution

The fourth proportional to 1,183,816.81, 1,775,741.61 and 385,102.54 is: 577,659.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,816.81 : 1,775,741.61 = 385,102.54 : x
  2. Step 2: Convert to fraction form
    1,183,816.81/1,775,741.61 = 385,102.54/x
  3. Step 3: Cross multiply
    1,183,816.81x = 1,775,741.61 × 385,102.54
  4. Step 4: Simplify right side
    1,183,816.81x = 683,842,604,394.69
  5. Step 5: Solve for x
    x = 683,842,604,394.69/1,183,816.81
  6. Step 6: Final answer
    x = 577,659.14

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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.