Finding the Fourth Proportional to 2,171,575.57, 2,996,777.79 and 1,204,705.84
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Solution
The fourth proportional to 2,171,575.57, 2,996,777.79 and 1,204,705.84 is: 1,662,496.00
Step by Step Solution
- Step 1: Write the proportion equation
2,171,575.57 : 2,996,777.79 = 1,204,705.84 : x - Step 2: Convert to fraction form
2,171,575.57/2,996,777.79 = 1,204,705.84/x - Step 3: Cross multiply
2,171,575.57x = 2,996,777.79 × 1,204,705.84 - Step 4: Simplify right side
2,171,575.57x = 3,610,235,704,795.29 - Step 5: Solve for x
x = 3,610,235,704,795.29/2,171,575.57 - Step 6: Final answer
x = 1,662,496.00
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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.