Finding the Fourth Proportional to 1,157,489.92, 1,597,192.08 and 648,110.08
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Solution
The fourth proportional to 1,157,489.92, 1,597,192.08 and 648,110.08 is: 894,311.28
Step by Step Solution
- Step 1: Write the proportion equation
1,157,489.92 : 1,597,192.08 = 648,110.08 : x - Step 2: Convert to fraction form
1,157,489.92/1,597,192.08 = 648,110.08/x - Step 3: Cross multiply
1,157,489.92x = 1,597,192.08 × 648,110.08 - Step 4: Simplify right side
1,157,489.92x = 1,035,156,286,744.17 - Step 5: Solve for x
x = 1,035,156,286,744.17/1,157,489.92 - Step 6: Final answer
x = 894,311.28
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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.