Finding the Fourth Proportional to 3,160,104.54, 4,360,944.18 and 1,709,799.96
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Solution
The fourth proportional to 3,160,104.54, 4,360,944.18 and 1,709,799.96 is: 2,359,523.90
Step by Step Solution
- Step 1: Write the proportion equation
3,160,104.54 : 4,360,944.18 = 1,709,799.96 : x - Step 2: Convert to fraction form
3,160,104.54/4,360,944.18 = 1,709,799.96/x - Step 3: Cross multiply
3,160,104.54x = 4,360,944.18 × 1,709,799.96 - Step 4: Simplify right side
3,160,104.54x = 7,456,342,184,526.23 - Step 5: Solve for x
x = 7,456,342,184,526.23/3,160,104.54 - Step 6: Final answer
x = 2,359,523.90
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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.