Finding the Fourth Proportional to 2,327,998.68, 3,212,743.14 and 1,309,403.42
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Solution
The fourth proportional to 2,327,998.68, 3,212,743.14 and 1,309,403.42 is: 1,807,035.76
Step by Step Solution
- Step 1: Write the proportion equation
2,327,998.68 : 3,212,743.14 = 1,309,403.42 : x - Step 2: Convert to fraction form
2,327,998.68/3,212,743.14 = 1,309,403.42/x - Step 3: Cross multiply
2,327,998.68x = 3,212,743.14 × 1,309,403.42 - Step 4: Simplify right side
2,327,998.68x = 4,206,776,855,097.54 - Step 5: Solve for x
x = 4,206,776,855,097.54/2,327,998.68 - Step 6: Final answer
x = 1,807,035.76
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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.