Finding the Fourth Proportional to 1,902,028.02, 2,623,268.16 and 1,672,093.68
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Solution
The fourth proportional to 1,902,028.02, 2,623,268.16 and 1,672,093.68 is: 2,306,143.79
Step by Step Solution
- Step 1: Write the proportion equation
1,902,028.02 : 2,623,268.16 = 1,672,093.68 : x - Step 2: Convert to fraction form
1,902,028.02/2,623,268.16 = 1,672,093.68/x - Step 3: Cross multiply
1,902,028.02x = 2,623,268.16 × 1,672,093.68 - Step 4: Simplify right side
1,902,028.02x = 4,386,350,111,281.23 - Step 5: Solve for x
x = 4,386,350,111,281.23/1,902,028.02 - Step 6: Final answer
x = 2,306,143.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.