Finding the Fourth Proportional to 4,925,639.16, 7,388,707.68 and 1,891,941.48
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Solution
The fourth proportional to 4,925,639.16, 7,388,707.68 and 1,891,941.48 is: 2,838,007.84
Step by Step Solution
- Step 1: Write the proportion equation
4,925,639.16 : 7,388,707.68 = 1,891,941.48 : x - Step 2: Convert to fraction form
4,925,639.16/7,388,707.68 = 1,891,941.48/x - Step 3: Cross multiply
4,925,639.16x = 7,388,707.68 × 1,891,941.48 - Step 4: Simplify right side
4,925,639.16x = 13,979,002,543,386.57 - Step 5: Solve for x
x = 13,979,002,543,386.57/4,925,639.16 - Step 6: Final answer
x = 2,838,007.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.