Home / 1,099,910.64-1,515,600.90-884,184.96

Finding the Fourth Proportional to 1,099,910.64, 1,515,600.90 and 884,184.96

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Solution

The fourth proportional to 1,099,910.64, 1,515,600.90 and 884,184.96 is: 1,218,345.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,910.64 : 1,515,600.90 = 884,184.96 : x
  2. Step 2: Convert to fraction form
    1,099,910.64/1,515,600.90 = 884,184.96/x
  3. Step 3: Cross multiply
    1,099,910.64x = 1,515,600.90 × 884,184.96
  4. Step 4: Simplify right side
    1,099,910.64x = 1,340,071,521,142.46
  5. Step 5: Solve for x
    x = 1,340,071,521,142.46/1,099,910.64
  6. Step 6: Final answer
    x = 1,218,345.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.