Finding the Fourth Proportional to 1,306,006.64, 1,802,190.28 and 732,936.09
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Solution
The fourth proportional to 1,306,006.64, 1,802,190.28 and 732,936.09 is: 1,011,396.32
Step by Step Solution
- Step 1: Write the proportion equation
1,306,006.64 : 1,802,190.28 = 732,936.09 : x - Step 2: Convert to fraction form
1,306,006.64/1,802,190.28 = 732,936.09/x - Step 3: Cross multiply
1,306,006.64x = 1,802,190.28 × 732,936.09 - Step 4: Simplify right side
1,306,006.64x = 1,320,890,303,559.33 - Step 5: Solve for x
x = 1,320,890,303,559.33/1,306,006.64 - Step 6: Final answer
x = 1,011,396.32
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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.