Finding the Fourth Proportional to 1,951,226.26, 2,692,371.01 and 1,225,557.07
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Solution
The fourth proportional to 1,951,226.26, 2,692,371.01 and 1,225,557.07 is: 1,691,066.99
Step by Step Solution
- Step 1: Write the proportion equation
1,951,226.26 : 2,692,371.01 = 1,225,557.07 : x - Step 2: Convert to fraction form
1,951,226.26/2,692,371.01 = 1,225,557.07/x - Step 3: Cross multiply
1,951,226.26x = 2,692,371.01 × 1,225,557.07 - Step 4: Simplify right side
1,951,226.26x = 3,299,654,326,368.54 - Step 5: Solve for x
x = 3,299,654,326,368.54/1,951,226.26 - Step 6: Final answer
x = 1,691,066.99
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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.