Finding the Fourth Proportional to 1,413,383.56, 1,950,520.62 and 809,888.20
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Solution
The fourth proportional to 1,413,383.56, 1,950,520.62 and 809,888.20 is: 1,117,675.12
Step by Step Solution
- Step 1: Write the proportion equation
1,413,383.56 : 1,950,520.62 = 809,888.20 : x - Step 2: Convert to fraction form
1,413,383.56/1,950,520.62 = 809,888.20/x - Step 3: Cross multiply
1,413,383.56x = 1,950,520.62 × 809,888.20 - Step 4: Simplify right side
1,413,383.56x = 1,579,703,633,994.68 - Step 5: Solve for x
x = 1,579,703,633,994.68/1,413,383.56 - Step 6: Final answer
x = 1,117,675.12
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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.