Finding the Fourth Proportional to 4,431,169.68, 6,115,006.44 and 2,393,972.88
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Solution
The fourth proportional to 4,431,169.68, 6,115,006.44 and 2,393,972.88 is: 3,303,678.40
Step by Step Solution
- Step 1: Write the proportion equation
4,431,169.68 : 6,115,006.44 = 2,393,972.88 : x - Step 2: Convert to fraction form
4,431,169.68/6,115,006.44 = 2,393,972.88/x - Step 3: Cross multiply
4,431,169.68x = 6,115,006.44 × 2,393,972.88 - Step 4: Simplify right side
4,431,169.68x = 14,639,159,578,385.35 - Step 5: Solve for x
x = 14,639,159,578,385.35/4,431,169.68 - Step 6: Final answer
x = 3,303,678.40
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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.