Home / 1,591,621.55-2,385,992.09-580,506.45

Finding the Fourth Proportional to 1,591,621.55, 2,385,992.09 and 580,506.45

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Solution

The fourth proportional to 1,591,621.55, 2,385,992.09 and 580,506.45 is: 870,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,621.55 : 2,385,992.09 = 580,506.45 : x
  2. Step 2: Convert to fraction form
    1,591,621.55/2,385,992.09 = 580,506.45/x
  3. Step 3: Cross multiply
    1,591,621.55x = 2,385,992.09 × 580,506.45
  4. Step 4: Simplify right side
    1,591,621.55x = 1,385,083,790,397.78
  5. Step 5: Solve for x
    x = 1,385,083,790,397.78/1,591,621.55
  6. Step 6: Final answer
    x = 870,234.38

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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.