Finding the Fourth Proportional to 4,936,688.96, 6,813,261.70 and 2,761,352.96
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Solution
The fourth proportional to 4,936,688.96, 6,813,261.70 and 2,761,352.96 is: 3,811,020.00
Step by Step Solution
- Step 1: Write the proportion equation
4,936,688.96 : 6,813,261.70 = 2,761,352.96 : x - Step 2: Convert to fraction form
4,936,688.96/6,813,261.70 = 2,761,352.96/x - Step 3: Cross multiply
4,936,688.96x = 6,813,261.70 × 2,761,352.96 - Step 4: Simplify right side
4,936,688.96x = 18,813,820,362,549.63 - Step 5: Solve for x
x = 18,813,820,362,549.63/4,936,688.96 - Step 6: Final answer
x = 3,811,020.00
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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.