Home / 1,522,545.11-2,100,942.73-843,311.51

Finding the Fourth Proportional to 1,522,545.11, 2,100,942.73 and 843,311.51

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Solution

The fourth proportional to 1,522,545.11, 2,100,942.73 and 843,311.51 is: 1,163,675.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,545.11 : 2,100,942.73 = 843,311.51 : x
  2. Step 2: Convert to fraction form
    1,522,545.11/2,100,942.73 = 843,311.51/x
  3. Step 3: Cross multiply
    1,522,545.11x = 2,100,942.73 × 843,311.51
  4. Step 4: Simplify right side
    1,522,545.11x = 1,771,749,186,059.82
  5. Step 5: Solve for x
    x = 1,771,749,186,059.82/1,522,545.11
  6. Step 6: Final answer
    x = 1,163,675.99

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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.