Finding the Fourth Proportional to 1,184,475.87, 1,634,571.99 and 640,612.26
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Solution
The fourth proportional to 1,184,475.87, 1,634,571.99 and 640,612.26 is: 884,042.37
Step by Step Solution
- Step 1: Write the proportion equation
1,184,475.87 : 1,634,571.99 = 640,612.26 : x - Step 2: Convert to fraction form
1,184,475.87/1,634,571.99 = 640,612.26/x - Step 3: Cross multiply
1,184,475.87x = 1,634,571.99 × 640,612.26 - Step 4: Simplify right side
1,184,475.87x = 1,047,126,856,646.60 - Step 5: Solve for x
x = 1,047,126,856,646.60/1,184,475.87 - Step 6: Final answer
x = 884,042.37
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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.