Home / 1,089,708.73-1,503,760.21-599,632.40

Finding the Fourth Proportional to 1,089,708.73, 1,503,760.21 and 599,632.40

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Solution

The fourth proportional to 1,089,708.73, 1,503,760.21 and 599,632.40 is: 827,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,708.73 : 1,503,760.21 = 599,632.40 : x
  2. Step 2: Convert to fraction form
    1,089,708.73/1,503,760.21 = 599,632.40/x
  3. Step 3: Cross multiply
    1,089,708.73x = 1,503,760.21 × 599,632.40
  4. Step 4: Simplify right side
    1,089,708.73x = 901,703,346,007.12
  5. Step 5: Solve for x
    x = 901,703,346,007.12/1,089,708.73
  6. Step 6: Final answer
    x = 827,471.90

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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.