Finding the Fourth Proportional to 4,874,731.98, 6,727,047.47 and 2,699,228.31
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Solution
The fourth proportional to 4,874,731.98, 6,727,047.47 and 2,699,228.31 is: 3,724,889.29
Step by Step Solution
- Step 1: Write the proportion equation
4,874,731.98 : 6,727,047.47 = 2,699,228.31 : x - Step 2: Convert to fraction form
4,874,731.98/6,727,047.47 = 2,699,228.31/x - Step 3: Cross multiply
4,874,731.98x = 6,727,047.47 × 2,699,228.31 - Step 4: Simplify right side
4,874,731.98x = 18,157,836,945,137.41 - Step 5: Solve for x
x = 18,157,836,945,137.41/4,874,731.98 - Step 6: Final answer
x = 3,724,889.29
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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.