Finding the Fourth Proportional to 4,163,584.84, 5,746,968.88 and 2,421,663.94
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Solution
The fourth proportional to 4,163,584.84, 5,746,968.88 and 2,421,663.94 is: 3,342,606.87
Step by Step Solution
- Step 1: Write the proportion equation
4,163,584.84 : 5,746,968.88 = 2,421,663.94 : x - Step 2: Convert to fraction form
4,163,584.84/5,746,968.88 = 2,421,663.94/x - Step 3: Cross multiply
4,163,584.84x = 5,746,968.88 × 2,421,663.94 - Step 4: Simplify right side
4,163,584.84x = 13,917,227,300,998.19 - Step 5: Solve for x
x = 13,917,227,300,998.19/4,163,584.84 - Step 6: Final answer
x = 3,342,606.87
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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.