Home / 1,152,880.44-1,579,438.84-1,109,768.32

Finding the Fourth Proportional to 1,152,880.44, 1,579,438.84 and 1,109,768.32

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Solution

The fourth proportional to 1,152,880.44, 1,579,438.84 and 1,109,768.32 is: 1,520,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,880.44 : 1,579,438.84 = 1,109,768.32 : x
  2. Step 2: Convert to fraction form
    1,152,880.44/1,579,438.84 = 1,109,768.32/x
  3. Step 3: Cross multiply
    1,152,880.44x = 1,579,438.84 × 1,109,768.32
  4. Step 4: Simplify right side
    1,152,880.44x = 1,752,811,188,009.55
  5. Step 5: Solve for x
    x = 1,752,811,188,009.55/1,152,880.44
  6. Step 6: Final answer
    x = 1,520,375.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.