Home / 1,259,810.33-1,889,722.58-313,181.06

Finding the Fourth Proportional to 1,259,810.33, 1,889,722.58 and 313,181.06

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Solution

The fourth proportional to 1,259,810.33, 1,889,722.58 and 313,181.06 is: 469,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,810.33 : 1,889,722.58 = 313,181.06 : x
  2. Step 2: Convert to fraction form
    1,259,810.33/1,889,722.58 = 313,181.06/x
  3. Step 3: Cross multiply
    1,259,810.33x = 1,889,722.58 × 313,181.06
  4. Step 4: Simplify right side
    1,259,810.33x = 591,825,309,695.82
  5. Step 5: Solve for x
    x = 591,825,309,695.82/1,259,810.33
  6. Step 6: Final answer
    x = 469,773.34

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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.