Home / 1,221,801.03-1,831,964.99-547,760.43

Finding the Fourth Proportional to 1,221,801.03, 1,831,964.99 and 547,760.43

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Solution

The fourth proportional to 1,221,801.03, 1,831,964.99 and 547,760.43 is: 821,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,801.03 : 1,831,964.99 = 547,760.43 : x
  2. Step 2: Convert to fraction form
    1,221,801.03/1,831,964.99 = 547,760.43/x
  3. Step 3: Cross multiply
    1,221,801.03x = 1,831,964.99 × 547,760.43
  4. Step 4: Simplify right side
    1,221,801.03x = 1,003,477,927,928.54
  5. Step 5: Solve for x
    x = 1,003,477,927,928.54/1,221,801.03
  6. Step 6: Final answer
    x = 821,310.43

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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.