Finding the Fourth Proportional to 863,887.57, 1,294,822.24 and 649,968.09
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Solution
The fourth proportional to 863,887.57, 1,294,822.24 and 649,968.09 is: 974,192.90
Step by Step Solution
- Step 1: Write the proportion equation
863,887.57 : 1,294,822.24 = 649,968.09 : x - Step 2: Convert to fraction form
863,887.57/1,294,822.24 = 649,968.09/x - Step 3: Cross multiply
863,887.57x = 1,294,822.24 × 649,968.09 - Step 4: Simplify right side
863,887.57x = 841,593,138,222.32 - Step 5: Solve for x
x = 841,593,138,222.32/863,887.57 - Step 6: Final answer
x = 974,192.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.