Home / 1,146,043.96-1,717,997.22-387,354.76

Finding the Fourth Proportional to 1,146,043.96, 1,717,997.22 and 387,354.76

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Solution

The fourth proportional to 1,146,043.96, 1,717,997.22 and 387,354.76 is: 580,670.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,043.96 : 1,717,997.22 = 387,354.76 : x
  2. Step 2: Convert to fraction form
    1,146,043.96/1,717,997.22 = 387,354.76/x
  3. Step 3: Cross multiply
    1,146,043.96x = 1,717,997.22 × 387,354.76
  4. Step 4: Simplify right side
    1,146,043.96x = 665,474,400,833.77
  5. Step 5: Solve for x
    x = 665,474,400,833.77/1,146,043.96
  6. Step 6: Final answer
    x = 580,670.92

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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.