Finding the Fourth Proportional to 1,736,859.97, 2,396,838.76 and 972,911.17
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Solution
The fourth proportional to 1,736,859.97, 2,396,838.76 and 972,911.17 is: 1,342,601.73
Step by Step Solution
- Step 1: Write the proportion equation
1,736,859.97 : 2,396,838.76 = 972,911.17 : x - Step 2: Convert to fraction form
1,736,859.97/2,396,838.76 = 972,911.17/x - Step 3: Cross multiply
1,736,859.97x = 2,396,838.76 × 972,911.17 - Step 4: Simplify right side
1,736,859.97x = 2,331,911,202,292.95 - Step 5: Solve for x
x = 2,331,911,202,292.95/1,736,859.97 - Step 6: Final answer
x = 1,342,601.73
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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.