Home / 1,521,022.16-2,099,007.34-832,688.44

Finding the Fourth Proportional to 1,521,022.16, 2,099,007.34 and 832,688.44

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Solution

The fourth proportional to 1,521,022.16, 2,099,007.34 and 832,688.44 is: 1,149,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,022.16 : 2,099,007.34 = 832,688.44 : x
  2. Step 2: Convert to fraction form
    1,521,022.16/2,099,007.34 = 832,688.44/x
  3. Step 3: Cross multiply
    1,521,022.16x = 2,099,007.34 × 832,688.44
  4. Step 4: Simplify right side
    1,521,022.16x = 1,747,819,147,493.15
  5. Step 5: Solve for x
    x = 1,747,819,147,493.15/1,521,022.16
  6. Step 6: Final answer
    x = 1,149,108.27

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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.