Finding the Fourth Proportional to 1,405,256.08, 1,939,251.75 and 760,676.08
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Solution
The fourth proportional to 1,405,256.08, 1,939,251.75 and 760,676.08 is: 1,049,732.10
Step by Step Solution
- Step 1: Write the proportion equation
1,405,256.08 : 1,939,251.75 = 760,676.08 : x - Step 2: Convert to fraction form
1,405,256.08/1,939,251.75 = 760,676.08/x - Step 3: Cross multiply
1,405,256.08x = 1,939,251.75 × 760,676.08 - Step 4: Simplify right side
1,405,256.08x = 1,475,142,419,323.14 - Step 5: Solve for x
x = 1,475,142,419,323.14/1,405,256.08 - Step 6: Final answer
x = 1,049,732.10
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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.