Finding the Fourth Proportional to 4,497,888.20, 6,207,142.74 and 2,460,731.72
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Solution
The fourth proportional to 4,497,888.20, 6,207,142.74 and 2,460,731.72 is: 3,395,840.97
Step by Step Solution
- Step 1: Write the proportion equation
4,497,888.20 : 6,207,142.74 = 2,460,731.72 : x - Step 2: Convert to fraction form
4,497,888.20/6,207,142.74 = 2,460,731.72/x - Step 3: Cross multiply
4,497,888.20x = 6,207,142.74 × 2,460,731.72 - Step 4: Simplify right side
4,497,888.20x = 15,274,113,030,885.71 - Step 5: Solve for x
x = 15,274,113,030,885.71/4,497,888.20 - Step 6: Final answer
x = 3,395,840.97
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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.