Finding the Fourth Proportional to 4,712,481.62, 6,503,752.48 and 2,852,922.09
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Solution
The fourth proportional to 4,712,481.62, 6,503,752.48 and 2,852,922.09 is: 3,937,352.04
Step by Step Solution
- Step 1: Write the proportion equation
4,712,481.62 : 6,503,752.48 = 2,852,922.09 : x - Step 2: Convert to fraction form
4,712,481.62/6,503,752.48 = 2,852,922.09/x - Step 3: Cross multiply
4,712,481.62x = 6,503,752.48 × 2,852,922.09 - Step 4: Simplify right side
4,712,481.62x = 18,554,699,118,084.29 - Step 5: Solve for x
x = 18,554,699,118,084.29/4,712,481.62 - Step 6: Final answer
x = 3,937,352.04
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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.