Home / 1,321,093.16-1,823,098.28-717,481.16

Finding the Fourth Proportional to 1,321,093.16, 1,823,098.28 and 717,481.16

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Solution

The fourth proportional to 1,321,093.16, 1,823,098.28 and 717,481.16 is: 990,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,093.16 : 1,823,098.28 = 717,481.16 : x
  2. Step 2: Convert to fraction form
    1,321,093.16/1,823,098.28 = 717,481.16/x
  3. Step 3: Cross multiply
    1,321,093.16x = 1,823,098.28 × 717,481.16
  4. Step 4: Simplify right side
    1,321,093.16x = 1,308,038,656,025.51
  5. Step 5: Solve for x
    x = 1,308,038,656,025.51/1,321,093.16
  6. Step 6: Final answer
    x = 990,118.41

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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.