Finding the Fourth Proportional to 2,744,571.36, 3,779,053.92 and 2,438,116.32
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Solution
The fourth proportional to 2,744,571.36, 3,779,053.92 and 2,438,116.32 is: 3,357,089.99
Step by Step Solution
- Step 1: Write the proportion equation
2,744,571.36 : 3,779,053.92 = 2,438,116.32 : x - Step 2: Convert to fraction form
2,744,571.36/3,779,053.92 = 2,438,116.32/x - Step 3: Cross multiply
2,744,571.36x = 3,779,053.92 × 2,438,116.32 - Step 4: Simplify right side
2,744,571.36x = 9,213,773,036,511.97 - Step 5: Solve for x
x = 9,213,773,036,511.97/2,744,571.36 - Step 6: Final answer
x = 3,357,089.99
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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.