Home / 1,221,097.58-1,831,733.82-322,530.36

Finding the Fourth Proportional to 1,221,097.58, 1,831,733.82 and 322,530.36

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Solution

The fourth proportional to 1,221,097.58, 1,831,733.82 and 322,530.36 is: 483,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,097.58 : 1,831,733.82 = 322,530.36 : x
  2. Step 2: Convert to fraction form
    1,221,097.58/1,831,733.82 = 322,530.36/x
  3. Step 3: Cross multiply
    1,221,097.58x = 1,831,733.82 × 322,530.36
  4. Step 4: Simplify right side
    1,221,097.58x = 590,789,768,388.78
  5. Step 5: Solve for x
    x = 590,789,768,388.78/1,221,097.58
  6. Step 6: Final answer
    x = 483,818.64

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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.