Finding the Fourth Proportional to 1,448,561.36, 1,999,262.07 and 836,604.13
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Solution
The fourth proportional to 1,448,561.36, 1,999,262.07 and 836,604.13 is: 1,154,656.58
Step by Step Solution
- Step 1: Write the proportion equation
1,448,561.36 : 1,999,262.07 = 836,604.13 : x - Step 2: Convert to fraction form
1,448,561.36/1,999,262.07 = 836,604.13/x - Step 3: Cross multiply
1,448,561.36x = 1,999,262.07 × 836,604.13 - Step 4: Simplify right side
1,448,561.36x = 1,672,590,904,714.35 - Step 5: Solve for x
x = 1,672,590,904,714.35/1,448,561.36 - Step 6: Final answer
x = 1,154,656.58
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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.