Home / 3,855,128.46-5,782,979.43-1,159,237.86

Finding the Fourth Proportional to 3,855,128.46, 5,782,979.43 and 1,159,237.86

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Solution

The fourth proportional to 3,855,128.46, 5,782,979.43 and 1,159,237.86 is: 1,738,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,128.46 : 5,782,979.43 = 1,159,237.86 : x
  2. Step 2: Convert to fraction form
    3,855,128.46/5,782,979.43 = 1,159,237.86/x
  3. Step 3: Cross multiply
    3,855,128.46x = 5,782,979.43 × 1,159,237.86
  4. Step 4: Simplify right side
    3,855,128.46x = 6,703,848,698,857.22
  5. Step 5: Solve for x
    x = 6,703,848,698,857.22/3,855,128.46
  6. Step 6: Final answer
    x = 1,738,943.01

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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.