Finding the Fourth Proportional to 4,242,101.76, 5,853,982.68 and 2,308,317.48
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Solution
The fourth proportional to 4,242,101.76, 5,853,982.68 and 2,308,317.48 is: 3,185,414.05
Step by Step Solution
- Step 1: Write the proportion equation
4,242,101.76 : 5,853,982.68 = 2,308,317.48 : x - Step 2: Convert to fraction form
4,242,101.76/5,853,982.68 = 2,308,317.48/x - Step 3: Cross multiply
4,242,101.76x = 5,853,982.68 × 2,308,317.48 - Step 4: Simplify right side
4,242,101.76x = 13,512,850,547,861.25 - Step 5: Solve for x
x = 13,512,850,547,861.25/4,242,101.76 - Step 6: Final answer
x = 3,185,414.05
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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.