Home / 2,807,744.85-4,212,082.86-985,637.26

Finding the Fourth Proportional to 2,807,744.85, 4,212,082.86 and 985,637.26

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Solution

The fourth proportional to 2,807,744.85, 4,212,082.86 and 985,637.26 is: 1,478,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,744.85 : 4,212,082.86 = 985,637.26 : x
  2. Step 2: Convert to fraction form
    2,807,744.85/4,212,082.86 = 985,637.26/x
  3. Step 3: Cross multiply
    2,807,744.85x = 4,212,082.86 × 985,637.26
  4. Step 4: Simplify right side
    2,807,744.85x = 4,151,585,810,592.33
  5. Step 5: Solve for x
    x = 4,151,585,810,592.33/2,807,744.85
  6. Step 6: Final answer
    x = 1,478,619.33

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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.