Finding the Fourth Proportional to 3,127,236.62, 4,315,594.87 and 1,696,452.62
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Solution
The fourth proportional to 3,127,236.62, 4,315,594.87 and 1,696,452.62 is: 2,341,109.14
Step by Step Solution
- Step 1: Write the proportion equation
3,127,236.62 : 4,315,594.87 = 1,696,452.62 : x - Step 2: Convert to fraction form
3,127,236.62/4,315,594.87 = 1,696,452.62/x - Step 3: Cross multiply
3,127,236.62x = 4,315,594.87 × 1,696,452.62 - Step 4: Simplify right side
3,127,236.62x = 7,321,202,224,070.06 - Step 5: Solve for x
x = 7,321,202,224,070.06/3,127,236.62 - Step 6: Final answer
x = 2,341,109.14
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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.