Finding the Fourth Proportional to 3,070,792.99, 4,237,670.66 and 1,694,194.73
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Solution
The fourth proportional to 3,070,792.99, 4,237,670.66 and 1,694,194.73 is: 2,337,975.67
Step by Step Solution
- Step 1: Write the proportion equation
3,070,792.99 : 4,237,670.66 = 1,694,194.73 : x - Step 2: Convert to fraction form
3,070,792.99/4,237,670.66 = 1,694,194.73/x - Step 3: Cross multiply
3,070,792.99x = 4,237,670.66 × 1,694,194.73 - Step 4: Simplify right side
3,070,792.99x = 7,179,439,282,694.76 - Step 5: Solve for x
x = 7,179,439,282,694.76/3,070,792.99 - Step 6: Final answer
x = 2,337,975.67
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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.