Finding the Fourth Proportional to 1,571,192.82, 2,357,822.75 and 861,719.09
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Solution
The fourth proportional to 1,571,192.82, 2,357,822.75 and 861,719.09 is: 1,293,145.46
Step by Step Solution
- Step 1: Write the proportion equation
1,571,192.82 : 2,357,822.75 = 861,719.09 : x - Step 2: Convert to fraction form
1,571,192.82/2,357,822.75 = 861,719.09/x - Step 3: Cross multiply
1,571,192.82x = 2,357,822.75 × 861,719.09 - Step 4: Simplify right side
1,571,192.82x = 2,031,780,858,413.59 - Step 5: Solve for x
x = 2,031,780,858,413.59/1,571,192.82 - Step 6: Final answer
x = 1,293,145.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.