Finding the Fourth Proportional to 1,763,359.81, 2,433,463.19 and 989,162.26
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Solution
The fourth proportional to 1,763,359.81, 2,433,463.19 and 989,162.26 is: 1,365,058.87
Step by Step Solution
- Step 1: Write the proportion equation
1,763,359.81 : 2,433,463.19 = 989,162.26 : x - Step 2: Convert to fraction form
1,763,359.81/2,433,463.19 = 989,162.26/x - Step 3: Cross multiply
1,763,359.81x = 2,433,463.19 × 989,162.26 - Step 4: Simplify right side
1,763,359.81x = 2,407,089,948,647.21 - Step 5: Solve for x
x = 2,407,089,948,647.21/1,763,359.81 - Step 6: Final answer
x = 1,365,058.87
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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.