Home / 1,810,825.53-2,497,226.32-1,189,533.79

Finding the Fourth Proportional to 1,810,825.53, 2,497,226.32 and 1,189,533.79

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Solution

The fourth proportional to 1,810,825.53, 2,497,226.32 and 1,189,533.79 is: 1,640,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,825.53 : 2,497,226.32 = 1,189,533.79 : x
  2. Step 2: Convert to fraction form
    1,810,825.53/2,497,226.32 = 1,189,533.79/x
  3. Step 3: Cross multiply
    1,810,825.53x = 2,497,226.32 × 1,189,533.79
  4. Step 4: Simplify right side
    1,810,825.53x = 2,970,535,088,917.35
  5. Step 5: Solve for x
    x = 2,970,535,088,917.35/1,810,825.53
  6. Step 6: Final answer
    x = 1,640,431.42

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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.