Finding the Fourth Proportional to 3,159,913.80, 4,740,362.28 and 1,029,502.20
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Solution
The fourth proportional to 3,159,913.80, 4,740,362.28 and 1,029,502.20 is: 1,544,413.46
Step by Step Solution
- Step 1: Write the proportion equation
3,159,913.80 : 4,740,362.28 = 1,029,502.20 : x - Step 2: Convert to fraction form
3,159,913.80/4,740,362.28 = 1,029,502.20/x - Step 3: Cross multiply
3,159,913.80x = 4,740,362.28 × 1,029,502.20 - Step 4: Simplify right side
3,159,913.80x = 4,880,213,396,057.02 - Step 5: Solve for x
x = 4,880,213,396,057.02/3,159,913.80 - Step 6: Final answer
x = 1,544,413.46
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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.