Finding the Fourth Proportional to 1,227,609.36, 1,694,146.68 and 676,347.48
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Solution
The fourth proportional to 1,227,609.36, 1,694,146.68 and 676,347.48 is: 933,384.74
Step by Step Solution
- Step 1: Write the proportion equation
1,227,609.36 : 1,694,146.68 = 676,347.48 : x - Step 2: Convert to fraction form
1,227,609.36/1,694,146.68 = 676,347.48/x - Step 3: Cross multiply
1,227,609.36x = 1,694,146.68 × 676,347.48 - Step 4: Simplify right side
1,227,609.36x = 1,145,831,837,768.37 - Step 5: Solve for x
x = 1,145,831,837,768.37/1,227,609.36 - Step 6: Final answer
x = 933,384.74
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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.