Finding the Fourth Proportional to 2,827,980.76, 3,902,580.60 and 1,538,798.96
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Solution
The fourth proportional to 2,827,980.76, 3,902,580.60 and 1,538,798.96 is: 2,123,524.69
Step by Step Solution
- Step 1: Write the proportion equation
2,827,980.76 : 3,902,580.60 = 1,538,798.96 : x - Step 2: Convert to fraction form
2,827,980.76/3,902,580.60 = 1,538,798.96/x - Step 3: Cross multiply
2,827,980.76x = 3,902,580.60 × 1,538,798.96 - Step 4: Simplify right side
2,827,980.76x = 6,005,286,968,596.18 - Step 5: Solve for x
x = 6,005,286,968,596.18/2,827,980.76 - Step 6: Final answer
x = 2,123,524.69
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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.