Finding the Fourth Proportional to 909,121.23, 1,363,681.79 and 863,662.01
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Solution
The fourth proportional to 909,121.23, 1,363,681.79 and 863,662.01 is: 1,295,492.96
Step by Step Solution
- Step 1: Write the proportion equation
909,121.23 : 1,363,681.79 = 863,662.01 : x - Step 2: Convert to fraction form
909,121.23/1,363,681.79 = 863,662.01/x - Step 3: Cross multiply
909,121.23x = 1,363,681.79 × 863,662.01 - Step 4: Simplify right side
909,121.23x = 1,177,760,155,751.80 - Step 5: Solve for x
x = 1,177,760,155,751.80/909,121.23 - Step 6: Final answer
x = 1,295,492.96
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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.