Home / 1,478,441.98-2,040,238.04-858,304.69

Finding the Fourth Proportional to 1,478,441.98, 2,040,238.04 and 858,304.69

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Solution

The fourth proportional to 1,478,441.98, 2,040,238.04 and 858,304.69 is: 1,184,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,441.98 : 2,040,238.04 = 858,304.69 : x
  2. Step 2: Convert to fraction form
    1,478,441.98/2,040,238.04 = 858,304.69/x
  3. Step 3: Cross multiply
    1,478,441.98x = 2,040,238.04 × 858,304.69
  4. Step 4: Simplify right side
    1,478,441.98x = 1,751,145,868,247.22
  5. Step 5: Solve for x
    x = 1,751,145,868,247.22/1,478,441.98
  6. Step 6: Final answer
    x = 1,184,453.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.