Finding the Fourth Proportional to 4,798,618.16, 6,622,092.36 and 2,623,170.40
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Solution
The fourth proportional to 4,798,618.16, 6,622,092.36 and 2,623,170.40 is: 3,619,974.77
Step by Step Solution
- Step 1: Write the proportion equation
4,798,618.16 : 6,622,092.36 = 2,623,170.40 : x - Step 2: Convert to fraction form
4,798,618.16/6,622,092.36 = 2,623,170.40/x - Step 3: Cross multiply
4,798,618.16x = 6,622,092.36 × 2,623,170.40 - Step 4: Simplify right side
4,798,618.16x = 17,370,876,664,818.14 - Step 5: Solve for x
x = 17,370,876,664,818.14/4,798,618.16 - Step 6: Final answer
x = 3,619,974.77
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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.