Finding the Fourth Proportional to 4,578,515.92, 6,318,336.34 and 2,513,480.08
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Solution
The fourth proportional to 4,578,515.92, 6,318,336.34 and 2,513,480.08 is: 3,468,593.93
Step by Step Solution
- Step 1: Write the proportion equation
4,578,515.92 : 6,318,336.34 = 2,513,480.08 : x - Step 2: Convert to fraction form
4,578,515.92/6,318,336.34 = 2,513,480.08/x - Step 3: Cross multiply
4,578,515.92x = 6,318,336.34 × 2,513,480.08 - Step 4: Simplify right side
4,578,515.92x = 15,881,012,529,330.11 - Step 5: Solve for x
x = 15,881,012,529,330.11/4,578,515.92 - Step 6: Final answer
x = 3,468,593.93
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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.