Finding the Fourth Proportional to 1,158,861.08, 1,599,302.13 and 649,563.50
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Solution
The fourth proportional to 1,158,861.08, 1,599,302.13 and 649,563.50 is: 896,439.02
Step by Step Solution
- Step 1: Write the proportion equation
1,158,861.08 : 1,599,302.13 = 649,563.50 : x - Step 2: Convert to fraction form
1,158,861.08/1,599,302.13 = 649,563.50/x - Step 3: Cross multiply
1,158,861.08x = 1,599,302.13 × 649,563.50 - Step 4: Simplify right side
1,158,861.08x = 1,038,848,289,120.25 - Step 5: Solve for x
x = 1,038,848,289,120.25/1,158,861.08 - Step 6: Final answer
x = 896,439.02
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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.