Home / 1,811,574.56-2,717,422.32-814,305.44

Finding the Fourth Proportional to 1,811,574.56, 2,717,422.32 and 814,305.44

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Solution

The fourth proportional to 1,811,574.56, 2,717,422.32 and 814,305.44 is: 1,221,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,574.56 : 2,717,422.32 = 814,305.44 : x
  2. Step 2: Convert to fraction form
    1,811,574.56/2,717,422.32 = 814,305.44/x
  3. Step 3: Cross multiply
    1,811,574.56x = 2,717,422.32 × 814,305.44
  4. Step 4: Simplify right side
    1,811,574.56x = 2,212,811,777,953.42
  5. Step 5: Solve for x
    x = 2,212,811,777,953.42/1,811,574.56
  6. Step 6: Final answer
    x = 1,221,485.35

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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.