Home / 1,147,112.37-1,720,556.62-348,400.83

Finding the Fourth Proportional to 1,147,112.37, 1,720,556.62 and 348,400.83

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Solution

The fourth proportional to 1,147,112.37, 1,720,556.62 and 348,400.83 is: 522,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,112.37 : 1,720,556.62 = 348,400.83 : x
  2. Step 2: Convert to fraction form
    1,147,112.37/1,720,556.62 = 348,400.83/x
  3. Step 3: Cross multiply
    1,147,112.37x = 1,720,556.62 × 348,400.83
  4. Step 4: Simplify right side
    1,147,112.37x = 599,443,354,470.00
  5. Step 5: Solve for x
    x = 599,443,354,470.00/1,147,112.37
  6. Step 6: Final answer
    x = 522,567.25

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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.