Home / 2,228,396.87-3,075,200.54-1,310,664.85

Finding the Fourth Proportional to 2,228,396.87, 3,075,200.54 and 1,310,664.85

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Solution

The fourth proportional to 2,228,396.87, 3,075,200.54 and 1,310,664.85 is: 1,808,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,396.87 : 3,075,200.54 = 1,310,664.85 : x
  2. Step 2: Convert to fraction form
    2,228,396.87/3,075,200.54 = 1,310,664.85/x
  3. Step 3: Cross multiply
    2,228,396.87x = 3,075,200.54 × 1,310,664.85
  4. Step 4: Simplify right side
    2,228,396.87x = 4,030,557,245,152.69
  5. Step 5: Solve for x
    x = 4,030,557,245,152.69/2,228,396.87
  6. Step 6: Final answer
    x = 1,808,725.05

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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.