Finding the Fourth Proportional to 3,405,007.44, 4,698,946.62 and 1,877,169.24
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Solution
The fourth proportional to 3,405,007.44, 4,698,946.62 and 1,877,169.24 is: 2,590,513.59
Step by Step Solution
- Step 1: Write the proportion equation
3,405,007.44 : 4,698,946.62 = 1,877,169.24 : x - Step 2: Convert to fraction form
3,405,007.44/4,698,946.62 = 1,877,169.24/x - Step 3: Cross multiply
3,405,007.44x = 4,698,946.62 × 1,877,169.24 - Step 4: Simplify right side
3,405,007.44x = 8,820,718,055,465.97 - Step 5: Solve for x
x = 8,820,718,055,465.97/3,405,007.44 - Step 6: Final answer
x = 2,590,513.59
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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.