Finding the Fourth Proportional to 4,578,509.92, 6,318,328.08 and 2,513,474.08
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Solution
The fourth proportional to 4,578,509.92, 6,318,328.08 and 2,513,474.08 is: 3,468,585.66
Step by Step Solution
- Step 1: Write the proportion equation
4,578,509.92 : 6,318,328.08 = 2,513,474.08 : x - Step 2: Convert to fraction form
4,578,509.92/6,318,328.08 = 2,513,474.08/x - Step 3: Cross multiply
4,578,509.92x = 6,318,328.08 × 2,513,474.08 - Step 4: Simplify right side
4,578,509.92x = 15,880,953,858,016.17 - Step 5: Solve for x
x = 15,880,953,858,016.17/4,578,509.92 - Step 6: Final answer
x = 3,468,585.66
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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.