Finding the Fourth Proportional to 1,675,984.23, 2,313,107.34 and 987,435.93
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Solution
The fourth proportional to 1,675,984.23, 2,313,107.34 and 987,435.93 is: 1,362,808.35
Step by Step Solution
- Step 1: Write the proportion equation
1,675,984.23 : 2,313,107.34 = 987,435.93 : x - Step 2: Convert to fraction form
1,675,984.23/2,313,107.34 = 987,435.93/x - Step 3: Cross multiply
1,675,984.23x = 2,313,107.34 × 987,435.93 - Step 4: Simplify right side
1,675,984.23x = 2,284,045,297,462.73 - Step 5: Solve for x
x = 2,284,045,297,462.73/1,675,984.23 - Step 6: Final answer
x = 1,362,808.35
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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.