Home / 784,992.22-1,176,777.36-545,219.34

Finding the Fourth Proportional to 784,992.22, 1,176,777.36 and 545,219.34

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Solution

The fourth proportional to 784,992.22, 1,176,777.36 and 545,219.34 is: 817,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,992.22 : 1,176,777.36 = 545,219.34 : x
  2. Step 2: Convert to fraction form
    784,992.22/1,176,777.36 = 545,219.34/x
  3. Step 3: Cross multiply
    784,992.22x = 1,176,777.36 × 545,219.34
  4. Step 4: Simplify right side
    784,992.22x = 641,601,775,546.14
  5. Step 5: Solve for x
    x = 641,601,775,546.14/784,992.22
  6. Step 6: Final answer
    x = 817,335.20

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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.