Finding the Fourth Proportional to 1,475,994.34, 2,036,872.19 and 831,414.53
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Solution
The fourth proportional to 1,475,994.34, 2,036,872.19 and 831,414.53 is: 1,147,352.06
Step by Step Solution
- Step 1: Write the proportion equation
1,475,994.34 : 2,036,872.19 = 831,414.53 : x - Step 2: Convert to fraction form
1,475,994.34/2,036,872.19 = 831,414.53/x - Step 3: Cross multiply
1,475,994.34x = 2,036,872.19 × 831,414.53 - Step 4: Simplify right side
1,475,994.34x = 1,693,485,140,198.84 - Step 5: Solve for x
x = 1,693,485,140,198.84/1,475,994.34 - Step 6: Final answer
x = 1,147,352.06
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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.