Finding the Fourth Proportional to 1,194,663.70, 1,648,635.18 and 658,119.70
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Solution
The fourth proportional to 1,194,663.70, 1,648,635.18 and 658,119.70 is: 908,204.79
Step by Step Solution
- Step 1: Write the proportion equation
1,194,663.70 : 1,648,635.18 = 658,119.70 : x - Step 2: Convert to fraction form
1,194,663.70/1,648,635.18 = 658,119.70/x - Step 3: Cross multiply
1,194,663.70x = 1,648,635.18 × 658,119.70 - Step 4: Simplify right side
1,194,663.70x = 1,084,999,290,071.05 - Step 5: Solve for x
x = 1,084,999,290,071.05/1,194,663.70 - Step 6: Final answer
x = 908,204.79
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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.