Finding the Fourth Proportional to 4,235,892.66, 5,845,570.20 and 2,302,157.79
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Solution
The fourth proportional to 4,235,892.66, 5,845,570.20 and 2,302,157.79 is: 3,176,998.58
Step by Step Solution
- Step 1: Write the proportion equation
4,235,892.66 : 5,845,570.20 = 2,302,157.79 : x - Step 2: Convert to fraction form
4,235,892.66/5,845,570.20 = 2,302,157.79/x - Step 3: Cross multiply
4,235,892.66x = 5,845,570.20 × 2,302,157.79 - Step 4: Simplify right side
4,235,892.66x = 13,457,424,972,921.86 - Step 5: Solve for x
x = 13,457,424,972,921.86/4,235,892.66 - Step 6: Final answer
x = 3,176,998.58
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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.