Finding the Fourth Proportional to 1,779,413.84, 2,456,189.88 and 1,081,692.08
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Solution
The fourth proportional to 1,779,413.84, 2,456,189.88 and 1,081,692.08 is: 1,493,099.06
Step by Step Solution
- Step 1: Write the proportion equation
1,779,413.84 : 2,456,189.88 = 1,081,692.08 : x - Step 2: Convert to fraction form
1,779,413.84/2,456,189.88 = 1,081,692.08/x - Step 3: Cross multiply
1,779,413.84x = 2,456,189.88 × 1,081,692.08 - Step 4: Simplify right side
1,779,413.84x = 2,656,841,140,172.15 - Step 5: Solve for x
x = 2,656,841,140,172.15/1,779,413.84 - Step 6: Final answer
x = 1,493,099.06
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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.