Finding the Fourth Proportional to 4,809,898.96, 6,637,424.04 and 2,634,451.60
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Solution
The fourth proportional to 4,809,898.96, 6,637,424.04 and 2,634,451.60 is: 3,635,413.66
Step by Step Solution
- Step 1: Write the proportion equation
4,809,898.96 : 6,637,424.04 = 2,634,451.60 : x - Step 2: Convert to fraction form
4,809,898.96/6,637,424.04 = 2,634,451.60/x - Step 3: Cross multiply
4,809,898.96x = 6,637,424.04 × 2,634,451.60 - Step 4: Simplify right side
4,809,898.96x = 17,485,972,382,056.46 - Step 5: Solve for x
x = 17,485,972,382,056.46/4,809,898.96 - Step 6: Final answer
x = 3,635,413.66
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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.