Home / 3,132,608.44-4,698,916.78-858,153.06

Finding the Fourth Proportional to 3,132,608.44, 4,698,916.78 and 858,153.06

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Solution

The fourth proportional to 3,132,608.44, 4,698,916.78 and 858,153.06 is: 1,287,230.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,608.44 : 4,698,916.78 = 858,153.06 : x
  2. Step 2: Convert to fraction form
    3,132,608.44/4,698,916.78 = 858,153.06/x
  3. Step 3: Cross multiply
    3,132,608.44x = 4,698,916.78 × 858,153.06
  4. Step 4: Simplify right side
    3,132,608.44x = 4,032,389,789,947.76
  5. Step 5: Solve for x
    x = 4,032,389,789,947.76/3,132,608.44
  6. Step 6: Final answer
    x = 1,287,230.71

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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.