Finding the Fourth Proportional to 3,810,478.19, 5,256,068.00 and 2,260,642.62
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Solution
The fourth proportional to 3,810,478.19, 5,256,068.00 and 2,260,642.62 is: 3,118,267.77
Step by Step Solution
- Step 1: Write the proportion equation
3,810,478.19 : 5,256,068.00 = 2,260,642.62 : x - Step 2: Convert to fraction form
3,810,478.19/5,256,068.00 = 2,260,642.62/x - Step 3: Cross multiply
3,810,478.19x = 5,256,068.00 × 2,260,642.62 - Step 4: Simplify right side
3,810,478.19x = 11,882,091,323,114.95 - Step 5: Solve for x
x = 11,882,091,323,114.95/3,810,478.19 - Step 6: Final answer
x = 3,118,267.77
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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.