Home / 2,863,405.82-4,298,220.96-1,158,722.75

Finding the Fourth Proportional to 2,863,405.82, 4,298,220.96 and 1,158,722.75

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Solution

The fourth proportional to 2,863,405.82, 4,298,220.96 and 1,158,722.75 is: 1,739,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,405.82 : 4,298,220.96 = 1,158,722.75 : x
  2. Step 2: Convert to fraction form
    2,863,405.82/4,298,220.96 = 1,158,722.75/x
  3. Step 3: Cross multiply
    2,863,405.82x = 4,298,220.96 × 1,158,722.75
  4. Step 4: Simplify right side
    2,863,405.82x = 4,980,446,410,878.84
  5. Step 5: Solve for x
    x = 4,980,446,410,878.84/2,863,405.82
  6. Step 6: Final answer
    x = 1,739,343.54

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Why These Related Problems?

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