Finding the Fourth Proportional to 2,539,409.23, 3,809,039.97 and 742,334.92
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Solution
The fourth proportional to 2,539,409.23, 3,809,039.97 and 742,334.92 is: 1,113,480.78
Step by Step Solution
- Step 1: Write the proportion equation
2,539,409.23 : 3,809,039.97 = 742,334.92 : x - Step 2: Convert to fraction form
2,539,409.23/3,809,039.97 = 742,334.92/x - Step 3: Cross multiply
2,539,409.23x = 3,809,039.97 × 742,334.92 - Step 4: Simplify right side
2,539,409.23x = 2,827,583,381,406.75 - Step 5: Solve for x
x = 2,827,583,381,406.75/2,539,409.23 - Step 6: Final answer
x = 1,113,480.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.