Finding the Fourth Proportional to 1,306,281.63, 1,802,569.11 and 733,211.09
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Solution
The fourth proportional to 1,306,281.63, 1,802,569.11 and 733,211.09 is: 1,011,775.43
Step by Step Solution
- Step 1: Write the proportion equation
1,306,281.63 : 1,802,569.11 = 733,211.09 : x - Step 2: Convert to fraction form
1,306,281.63/1,802,569.11 = 733,211.09/x - Step 3: Cross multiply
1,306,281.63x = 1,802,569.11 × 733,211.09 - Step 4: Simplify right side
1,306,281.63x = 1,321,663,652,930.58 - Step 5: Solve for x
x = 1,321,663,652,930.58/1,306,281.63 - Step 6: Final answer
x = 1,011,775.43
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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.