Home / 1,221,100.58-1,831,738.32-322,533.36

Finding the Fourth Proportional to 1,221,100.58, 1,831,738.32 and 322,533.36

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Solution

The fourth proportional to 1,221,100.58, 1,831,738.32 and 322,533.36 is: 483,823.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,100.58 : 1,831,738.32 = 322,533.36 : x
  2. Step 2: Convert to fraction form
    1,221,100.58/1,831,738.32 = 322,533.36/x
  3. Step 3: Cross multiply
    1,221,100.58x = 1,831,738.32 × 322,533.36
  4. Step 4: Simplify right side
    1,221,100.58x = 590,796,714,990.36
  5. Step 5: Solve for x
    x = 590,796,714,990.36/1,221,100.58
  6. Step 6: Final answer
    x = 483,823.14

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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.