Finding the Fourth Proportional to 5,919,674.25, 8,169,150.48 and 3,203,420.25
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Solution
The fourth proportional to 5,919,674.25, 8,169,150.48 and 3,203,420.25 is: 4,420,719.95
Step by Step Solution
- Step 1: Write the proportion equation
5,919,674.25 : 8,169,150.48 = 3,203,420.25 : x - Step 2: Convert to fraction form
5,919,674.25/8,169,150.48 = 3,203,420.25/x - Step 3: Cross multiply
5,919,674.25x = 8,169,150.48 × 3,203,420.25 - Step 4: Simplify right side
5,919,674.25x = 26,169,222,072,929.22 - Step 5: Solve for x
x = 26,169,222,072,929.22/5,919,674.25 - Step 6: Final answer
x = 4,420,719.95
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1.5x scale
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.