Finding the Fourth Proportional to 1,821,831.23, 2,730,917.91 and 622,933.49
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Solution
The fourth proportional to 1,821,831.23, 2,730,917.91 and 622,933.49 is: 933,774.87
Step by Step Solution
- Step 1: Write the proportion equation
1,821,831.23 : 2,730,917.91 = 622,933.49 : x - Step 2: Convert to fraction form
1,821,831.23/2,730,917.91 = 622,933.49/x - Step 3: Cross multiply
1,821,831.23x = 2,730,917.91 × 622,933.49 - Step 4: Simplify right side
1,821,831.23x = 1,701,180,224,579.81 - Step 5: Solve for x
x = 1,701,180,224,579.81/1,821,831.23 - Step 6: Final answer
x = 933,774.87
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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.