Finding the Fourth Proportional to 4,548,841.50, 6,272,283.69 and 3,719,326.98
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Solution
The fourth proportional to 4,548,841.50, 6,272,283.69 and 3,719,326.98 is: 5,128,486.88
Step by Step Solution
- Step 1: Write the proportion equation
4,548,841.50 : 6,272,283.69 = 3,719,326.98 : x - Step 2: Convert to fraction form
4,548,841.50/6,272,283.69 = 3,719,326.98/x - Step 3: Cross multiply
4,548,841.50x = 6,272,283.69 × 3,719,326.98 - Step 4: Simplify right side
4,548,841.50x = 23,328,673,954,430.96 - Step 5: Solve for x
x = 23,328,673,954,430.96/4,548,841.50 - Step 6: Final answer
x = 5,128,486.88
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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.