Home / 2,878,003-4,317,213.78-1,105,075

Finding the Fourth Proportional to 2,878,003, 4,317,213.78 and 1,105,075

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Solution

The fourth proportional to 2,878,003, 4,317,213.78 and 1,105,075 is: 1,657,692.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,003 : 4,317,213.78 = 1,105,075 : x
  2. Step 2: Convert to fraction form
    2,878,003/4,317,213.78 = 1,105,075/x
  3. Step 3: Cross multiply
    2,878,003x = 4,317,213.78 × 1,105,075
  4. Step 4: Simplify right side
    2,878,003x = 4,770,845,017,933.50
  5. Step 5: Solve for x
    x = 4,770,845,017,933.50/2,878,003
  6. Step 6: Final answer
    x = 1,657,692.86

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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.