Finding the Fourth Proportional to 1,802,471.07, 2,487,239.96 and 1,077,174.39
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Solution
The fourth proportional to 1,802,471.07, 2,487,239.96 and 1,077,174.39 is: 1,486,398.99
Step by Step Solution
- Step 1: Write the proportion equation
1,802,471.07 : 2,487,239.96 = 1,077,174.39 : x - Step 2: Convert to fraction form
1,802,471.07/2,487,239.96 = 1,077,174.39/x - Step 3: Cross multiply
1,802,471.07x = 2,487,239.96 × 1,077,174.39 - Step 4: Simplify right side
1,802,471.07x = 2,679,191,181,310.75 - Step 5: Solve for x
x = 2,679,191,181,310.75/1,802,471.07 - Step 6: Final answer
x = 1,486,398.99
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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.