Home / 1,271,660.72-1,907,754.73-373,131.77

Finding the Fourth Proportional to 1,271,660.72, 1,907,754.73 and 373,131.77

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Solution

The fourth proportional to 1,271,660.72, 1,907,754.73 and 373,131.77 is: 559,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,660.72 : 1,907,754.73 = 373,131.77 : x
  2. Step 2: Convert to fraction form
    1,271,660.72/1,907,754.73 = 373,131.77/x
  3. Step 3: Cross multiply
    1,271,660.72x = 1,907,754.73 × 373,131.77
  4. Step 4: Simplify right side
    1,271,660.72x = 711,843,888,659.17
  5. Step 5: Solve for x
    x = 711,843,888,659.17/1,271,660.72
  6. Step 6: Final answer
    x = 559,775.01

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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.