Finding the Fourth Proportional to 1,766,631.36, 2,437,951.68 and 961,815.36
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Solution
The fourth proportional to 1,766,631.36, 2,437,951.68 and 961,815.36 is: 1,327,305.42
Step by Step Solution
- Step 1: Write the proportion equation
1,766,631.36 : 2,437,951.68 = 961,815.36 : x - Step 2: Convert to fraction form
1,766,631.36/2,437,951.68 = 961,815.36/x - Step 3: Cross multiply
1,766,631.36x = 2,437,951.68 × 961,815.36 - Step 4: Simplify right side
1,766,631.36x = 2,344,859,372,761.80 - Step 5: Solve for x
x = 2,344,859,372,761.80/1,766,631.36 - Step 6: Final answer
x = 1,327,305.42
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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.