Home / 1,683,511.44-2,322,558-1,243,041.64

Finding the Fourth Proportional to 1,683,511.44, 2,322,558 and 1,243,041.64

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Solution

The fourth proportional to 1,683,511.44, 2,322,558 and 1,243,041.64 is: 1,714,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,511.44 : 2,322,558 = 1,243,041.64 : x
  2. Step 2: Convert to fraction form
    1,683,511.44/2,322,558 = 1,243,041.64/x
  3. Step 3: Cross multiply
    1,683,511.44x = 2,322,558 × 1,243,041.64
  4. Step 4: Simplify right side
    1,683,511.44x = 2,887,036,305,315.12
  5. Step 5: Solve for x
    x = 2,887,036,305,315.12/1,683,511.44
  6. Step 6: Final answer
    x = 1,714,889.63

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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.