Finding the Fourth Proportional to 5,262,467.06, 7,262,127.88 and 2,939,392.62
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Solution
The fourth proportional to 5,262,467.06, 7,262,127.88 and 2,939,392.62 is: 4,056,318.99
Step by Step Solution
- Step 1: Write the proportion equation
5,262,467.06 : 7,262,127.88 = 2,939,392.62 : x - Step 2: Convert to fraction form
5,262,467.06/7,262,127.88 = 2,939,392.62/x - Step 3: Cross multiply
5,262,467.06x = 7,262,127.88 × 2,939,392.62 - Step 4: Simplify right side
5,262,467.06x = 21,346,245,095,968.25 - Step 5: Solve for x
x = 21,346,245,095,968.25/5,262,467.06 - Step 6: Final answer
x = 4,056,318.99
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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.