Home / 1,168,112-1,611,994.56-631,568

Finding the Fourth Proportional to 1,168,112, 1,611,994.56 and 631,568

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Solution

The fourth proportional to 1,168,112, 1,611,994.56 and 631,568 is: 871,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,112 : 1,611,994.56 = 631,568 : x
  2. Step 2: Convert to fraction form
    1,168,112/1,611,994.56 = 631,568/x
  3. Step 3: Cross multiply
    1,168,112x = 1,611,994.56 × 631,568
  4. Step 4: Simplify right side
    1,168,112x = 1,018,084,180,270.08
  5. Step 5: Solve for x
    x = 1,018,084,180,270.08/1,168,112
  6. Step 6: Final answer
    x = 871,563.84

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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.