Home / 1,640,129.08-2,460,183.20-560,120.54

Finding the Fourth Proportional to 1,640,129.08, 2,460,183.20 and 560,120.54

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Solution

The fourth proportional to 1,640,129.08, 2,460,183.20 and 560,120.54 is: 840,177.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,129.08 : 2,460,183.20 = 560,120.54 : x
  2. Step 2: Convert to fraction form
    1,640,129.08/2,460,183.20 = 560,120.54/x
  3. Step 3: Cross multiply
    1,640,129.08x = 2,460,183.20 × 560,120.54
  4. Step 4: Simplify right side
    1,640,129.08x = 1,377,999,142,482.93
  5. Step 5: Solve for x
    x = 1,377,999,142,482.93/1,640,129.08
  6. Step 6: Final answer
    x = 840,177.25

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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.