Finding the Fourth Proportional to 994,970.92, 1,492,896.06 and 521,543.08
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Solution
The fourth proportional to 994,970.92, 1,492,896.06 and 521,543.08 is: 782,545.09
Step by Step Solution
- Step 1: Write the proportion equation
994,970.92 : 1,492,896.06 = 521,543.08 : x - Step 2: Convert to fraction form
994,970.92/1,492,896.06 = 521,543.08/x - Step 3: Cross multiply
994,970.92x = 1,492,896.06 × 521,543.08 - Step 4: Simplify right side
994,970.92x = 778,609,609,252.27 - Step 5: Solve for x
x = 778,609,609,252.27/994,970.92 - Step 6: Final answer
x = 782,545.09
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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.