Home / 1,339,462.42-1,848,477.80-727,626.66

Finding the Fourth Proportional to 1,339,462.42, 1,848,477.80 and 727,626.66

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Solution

The fourth proportional to 1,339,462.42, 1,848,477.80 and 727,626.66 is: 1,004,135.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,462.42 : 1,848,477.80 = 727,626.66 : x
  2. Step 2: Convert to fraction form
    1,339,462.42/1,848,477.80 = 727,626.66/x
  3. Step 3: Cross multiply
    1,339,462.42x = 1,848,477.80 × 727,626.66
  4. Step 4: Simplify right side
    1,339,462.42x = 1,345,001,727,698.15
  5. Step 5: Solve for x
    x = 1,345,001,727,698.15/1,339,462.42
  6. Step 6: Final answer
    x = 1,004,135.47

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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.