Finding the Fourth Proportional to 4,852,831.40, 6,696,930.66 and 2,677,374.44
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Solution
The fourth proportional to 4,852,831.40, 6,696,930.66 and 2,677,374.44 is: 3,694,789.60
Step by Step Solution
- Step 1: Write the proportion equation
4,852,831.40 : 6,696,930.66 = 2,677,374.44 : x - Step 2: Convert to fraction form
4,852,831.40/6,696,930.66 = 2,677,374.44/x - Step 3: Cross multiply
4,852,831.40x = 6,696,930.66 × 2,677,374.44 - Step 4: Simplify right side
4,852,831.40x = 17,930,190,975,536.33 - Step 5: Solve for x
x = 17,930,190,975,536.33/4,852,831.40 - Step 6: Final answer
x = 3,694,789.60
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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.