Finding the Fourth Proportional to 1,195,235.28, 1,649,424.68 and 658,691.28
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Solution
The fourth proportional to 1,195,235.28, 1,649,424.68 and 658,691.28 is: 908,993.96
Step by Step Solution
- Step 1: Write the proportion equation
1,195,235.28 : 1,649,424.68 = 658,691.28 : x - Step 2: Convert to fraction form
1,195,235.28/1,649,424.68 = 658,691.28/x - Step 3: Cross multiply
1,195,235.28x = 1,649,424.68 × 658,691.28 - Step 4: Simplify right side
1,195,235.28x = 1,086,461,653,732.79 - Step 5: Solve for x
x = 1,086,461,653,732.79/1,195,235.28 - Step 6: Final answer
x = 908,993.96
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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.