Home / 1,152,872.44-1,579,427.88-1,109,760.31

Finding the Fourth Proportional to 1,152,872.44, 1,579,427.88 and 1,109,760.31

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Solution

The fourth proportional to 1,152,872.44, 1,579,427.88 and 1,109,760.31 is: 1,520,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,872.44 : 1,579,427.88 = 1,109,760.31 : x
  2. Step 2: Convert to fraction form
    1,152,872.44/1,579,427.88 = 1,109,760.31/x
  3. Step 3: Cross multiply
    1,152,872.44x = 1,579,427.88 × 1,109,760.31
  4. Step 4: Simplify right side
    1,152,872.44x = 1,752,786,373,731.44
  5. Step 5: Solve for x
    x = 1,752,786,373,731.44/1,152,872.44
  6. Step 6: Final answer
    x = 1,520,364.54

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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.