Finding the Fourth Proportional to 1,476,203.84, 2,036,739.84 and 831,398.48
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Solution
The fourth proportional to 1,476,203.84, 2,036,739.84 and 831,398.48 is: 1,147,092.54
Step by Step Solution
- Step 1: Write the proportion equation
1,476,203.84 : 2,036,739.84 = 831,398.48 : x - Step 2: Convert to fraction form
1,476,203.84/2,036,739.84 = 831,398.48/x - Step 3: Cross multiply
1,476,203.84x = 2,036,739.84 × 831,398.48 - Step 4: Simplify right side
1,476,203.84x = 1,693,342,407,131.44 - Step 5: Solve for x
x = 1,693,342,407,131.44/1,476,203.84 - Step 6: Final answer
x = 1,147,092.54
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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.