Finding the Fourth Proportional to 3,269,802.62, 4,509,771.35 and 2,124,252.06
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Solution
The fourth proportional to 3,269,802.62, 4,509,771.35 and 2,124,252.06 is: 2,929,807.15
Step by Step Solution
- Step 1: Write the proportion equation
3,269,802.62 : 4,509,771.35 = 2,124,252.06 : x - Step 2: Convert to fraction form
3,269,802.62/4,509,771.35 = 2,124,252.06/x - Step 3: Cross multiply
3,269,802.62x = 4,509,771.35 × 2,124,252.06 - Step 4: Simplify right side
3,269,802.62x = 9,579,891,080,366.48 - Step 5: Solve for x
x = 9,579,891,080,366.48/3,269,802.62 - Step 6: Final answer
x = 2,929,807.15
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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.