Finding the Fourth Proportional to 1,135,612.48, 1,703,419.44 and 637,326.40
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Solution
The fourth proportional to 1,135,612.48, 1,703,419.44 and 637,326.40 is: 955,990.00
Step by Step Solution
- Step 1: Write the proportion equation
1,135,612.48 : 1,703,419.44 = 637,326.40 : x - Step 2: Convert to fraction form
1,135,612.48/1,703,419.44 = 637,326.40/x - Step 3: Cross multiply
1,135,612.48x = 1,703,419.44 × 637,326.40 - Step 4: Simplify right side
1,135,612.48x = 1,085,634,179,385.22 - Step 5: Solve for x
x = 1,085,634,179,385.22/1,135,612.48 - Step 6: Final answer
x = 955,990.00
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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.