Finding the Fourth Proportional to 1,728,735.73, 2,385,693.66 and 954,364.84
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Solution
The fourth proportional to 1,728,735.73, 2,385,693.66 and 954,364.84 is: 1,317,044.65
Step by Step Solution
- Step 1: Write the proportion equation
1,728,735.73 : 2,385,693.66 = 954,364.84 : x - Step 2: Convert to fraction form
1,728,735.73/2,385,693.66 = 954,364.84/x - Step 3: Cross multiply
1,728,735.73x = 2,385,693.66 × 954,364.84 - Step 4: Simplify right side
1,728,735.73x = 2,276,822,148,114.91 - Step 5: Solve for x
x = 2,276,822,148,114.91/1,728,735.73 - Step 6: Final answer
x = 1,317,044.65
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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.