Home / 1,353,052.82-1,865,716.57-862,244.83

Finding the Fourth Proportional to 1,353,052.82, 1,865,716.57 and 862,244.83

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Solution

The fourth proportional to 1,353,052.82, 1,865,716.57 and 862,244.83 is: 1,188,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,052.82 : 1,865,716.57 = 862,244.83 : x
  2. Step 2: Convert to fraction form
    1,353,052.82/1,865,716.57 = 862,244.83/x
  3. Step 3: Cross multiply
    1,353,052.82x = 1,865,716.57 × 862,244.83
  4. Step 4: Simplify right side
    1,353,052.82x = 1,608,704,466,727.83
  5. Step 5: Solve for x
    x = 1,608,704,466,727.83/1,353,052.82
  6. Step 6: Final answer
    x = 1,188,944.32

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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.