Finding the Fourth Proportional to 994,543.76, 1,492,859.19 and 881,415.33
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Solution
The fourth proportional to 994,543.76, 1,492,859.19 and 881,415.33 is: 1,323,047.84
Step by Step Solution
- Step 1: Write the proportion equation
994,543.76 : 1,492,859.19 = 881,415.33 : x - Step 2: Convert to fraction form
994,543.76/1,492,859.19 = 881,415.33/x - Step 3: Cross multiply
994,543.76x = 1,492,859.19 × 881,415.33 - Step 4: Simplify right side
994,543.76x = 1,315,828,968,133.09 - Step 5: Solve for x
x = 1,315,828,968,133.09/994,543.76 - Step 6: Final answer
x = 1,323,047.84
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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.