Finding the Fourth Proportional to 1,405,251.62, 1,939,245.62 and 760,671.64
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Solution
The fourth proportional to 1,405,251.62, 1,939,245.62 and 760,671.64 is: 1,049,725.99
Step by Step Solution
- Step 1: Write the proportion equation
1,405,251.62 : 1,939,245.62 = 760,671.64 : x - Step 2: Convert to fraction form
1,405,251.62/1,939,245.62 = 760,671.64/x - Step 3: Cross multiply
1,405,251.62x = 1,939,245.62 × 760,671.64 - Step 4: Simplify right side
1,405,251.62x = 1,475,129,146,128.22 - Step 5: Solve for x
x = 1,475,129,146,128.22/1,405,251.62 - Step 6: Final answer
x = 1,049,725.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.