Home / 1,305,543.42-1,956,967.83-547,824.87

Finding the Fourth Proportional to 1,305,543.42, 1,956,967.83 and 547,824.87

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Solution

The fourth proportional to 1,305,543.42, 1,956,967.83 and 547,824.87 is: 821,171.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,543.42 : 1,956,967.83 = 547,824.87 : x
  2. Step 2: Convert to fraction form
    1,305,543.42/1,956,967.83 = 547,824.87/x
  3. Step 3: Cross multiply
    1,305,543.42x = 1,956,967.83 × 547,824.87
  4. Step 4: Simplify right side
    1,305,543.42x = 1,072,075,647,063.93
  5. Step 5: Solve for x
    x = 1,072,075,647,063.93/1,305,543.42
  6. Step 6: Final answer
    x = 821,171.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.