Finding the Fourth Proportional to 1,158,485.36, 1,598,694.36 and 649,197.68
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Solution
The fourth proportional to 1,158,485.36, 1,598,694.36 and 649,197.68 is: 895,884.15
Step by Step Solution
- Step 1: Write the proportion equation
1,158,485.36 : 1,598,694.36 = 649,197.68 : x - Step 2: Convert to fraction form
1,158,485.36/1,598,694.36 = 649,197.68/x - Step 3: Cross multiply
1,158,485.36x = 1,598,694.36 × 649,197.68 - Step 4: Simplify right side
1,158,485.36x = 1,037,868,669,541.09 - Step 5: Solve for x
x = 1,037,868,669,541.09/1,158,485.36 - Step 6: Final answer
x = 895,884.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.