Finding the Fourth Proportional to 4,441,165.80, 6,128,838.50 and 2,481,042.92
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Solution
The fourth proportional to 4,441,165.80, 6,128,838.50 and 2,481,042.92 is: 3,423,855.82
Step by Step Solution
- Step 1: Write the proportion equation
4,441,165.80 : 6,128,838.50 = 2,481,042.92 : x - Step 2: Convert to fraction form
4,441,165.80/6,128,838.50 = 2,481,042.92/x - Step 3: Cross multiply
4,441,165.80x = 6,128,838.50 × 2,481,042.92 - Step 4: Simplify right side
4,441,165.80x = 15,205,911,368,248.42 - Step 5: Solve for x
x = 15,205,911,368,248.42/4,441,165.80 - Step 6: Final answer
x = 3,423,855.82
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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.