Finding the Fourth Proportional to 5,528,092.38, 7,628,432.36 and 3,047,204.58
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Solution
The fourth proportional to 5,528,092.38, 7,628,432.36 and 3,047,204.58 is: 4,204,957.59
Step by Step Solution
- Step 1: Write the proportion equation
5,528,092.38 : 7,628,432.36 = 3,047,204.58 : x - Step 2: Convert to fraction form
5,528,092.38/7,628,432.36 = 3,047,204.58/x - Step 3: Cross multiply
5,528,092.38x = 7,628,432.36 × 3,047,204.58 - Step 4: Simplify right side
5,528,092.38x = 23,245,394,025,612.21 - Step 5: Solve for x
x = 23,245,394,025,612.21/5,528,092.38 - Step 6: Final answer
x = 4,204,957.59
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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.