Finding the Fourth Proportional to 4,907,442.54, 7,361,261.82 and 1,313,203.62
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Solution
The fourth proportional to 4,907,442.54, 7,361,261.82 and 1,313,203.62 is: 1,969,831.66
Step by Step Solution
- Step 1: Write the proportion equation
4,907,442.54 : 7,361,261.82 = 1,313,203.62 : x - Step 2: Convert to fraction form
4,907,442.54/7,361,261.82 = 1,313,203.62/x - Step 3: Cross multiply
4,907,442.54x = 7,361,261.82 × 1,313,203.62 - Step 4: Simplify right side
4,907,442.54x = 9,666,835,669,791.79 - Step 5: Solve for x
x = 9,666,835,669,791.79/4,907,442.54 - Step 6: Final answer
x = 1,969,831.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.