Home / 2,478,230-3,716,436.68-858,580.48

Finding the Fourth Proportional to 2,478,230, 3,716,436.68 and 858,580.48

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Solution

The fourth proportional to 2,478,230, 3,716,436.68 and 858,580.48 is: 1,287,556.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,230 : 3,716,436.68 = 858,580.48 : x
  2. Step 2: Convert to fraction form
    2,478,230/3,716,436.68 = 858,580.48/x
  3. Step 3: Cross multiply
    2,478,230x = 3,716,436.68 × 858,580.48
  4. Step 4: Simplify right side
    2,478,230x = 3,190,859,988,604.01
  5. Step 5: Solve for x
    x = 3,190,859,988,604.01/2,478,230
  6. Step 6: Final answer
    x = 1,287,556.03

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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.