Finding the Fourth Proportional to 1,319,461.18, 1,976,929.62 and 886,366.96
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Solution
The fourth proportional to 1,319,461.18, 1,976,929.62 and 886,366.96 is: 1,328,030.81
Step by Step Solution
- Step 1: Write the proportion equation
1,319,461.18 : 1,976,929.62 = 886,366.96 : x - Step 2: Convert to fraction form
1,319,461.18/1,976,929.62 = 886,366.96/x - Step 3: Cross multiply
1,319,461.18x = 1,976,929.62 × 886,366.96 - Step 4: Simplify right side
1,319,461.18x = 1,752,285,097,413.36 - Step 5: Solve for x
x = 1,752,285,097,413.36/1,319,461.18 - Step 6: Final answer
x = 1,328,030.81
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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.