Finding the Fourth Proportional to 1,581,413.58, 2,371,764.72 and 727,666.26
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Solution
The fourth proportional to 1,581,413.58, 2,371,764.72 and 727,666.26 is: 1,091,335.74
Step by Step Solution
- Step 1: Write the proportion equation
1,581,413.58 : 2,371,764.72 = 727,666.26 : x - Step 2: Convert to fraction form
1,581,413.58/2,371,764.72 = 727,666.26/x - Step 3: Cross multiply
1,581,413.58x = 2,371,764.72 × 727,666.26 - Step 4: Simplify right side
1,581,413.58x = 1,725,853,163,402.35 - Step 5: Solve for x
x = 1,725,853,163,402.35/1,581,413.58 - Step 6: Final answer
x = 1,091,335.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.