Finding the Fourth Proportional to 1,413,269.20, 1,950,134.48 and 955,380.05
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Solution
The fourth proportional to 1,413,269.20, 1,950,134.48 and 955,380.05 is: 1,318,304.80
Step by Step Solution
- Step 1: Write the proportion equation
1,413,269.20 : 1,950,134.48 = 955,380.05 : x - Step 2: Convert to fraction form
1,413,269.20/1,950,134.48 = 955,380.05/x - Step 3: Cross multiply
1,413,269.20x = 1,950,134.48 × 955,380.05 - Step 4: Simplify right side
1,413,269.20x = 1,863,119,578,751.24 - Step 5: Solve for x
x = 1,863,119,578,751.24/1,413,269.20 - Step 6: Final answer
x = 1,318,304.80
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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.