Finding the Fourth Proportional to 1,374,413.68, 2,061,115.08 and 475,624.72
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Solution
The fourth proportional to 1,374,413.68, 2,061,115.08 and 475,624.72 is: 713,262.17
Step by Step Solution
- Step 1: Write the proportion equation
1,374,413.68 : 2,061,115.08 = 475,624.72 : x - Step 2: Convert to fraction form
1,374,413.68/2,061,115.08 = 475,624.72/x - Step 3: Cross multiply
1,374,413.68x = 2,061,115.08 × 475,624.72 - Step 4: Simplify right side
1,374,413.68x = 980,317,282,812.78 - Step 5: Solve for x
x = 980,317,282,812.78/1,374,413.68 - Step 6: Final answer
x = 713,262.17
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1.5x scale
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.