Finding the Fourth Proportional to 2,925,165.60, 4,385,998.80 and 1,507,989.60
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Solution
The fourth proportional to 2,925,165.60, 4,385,998.80 and 1,507,989.60 is: 2,261,082.44
Step by Step Solution
- Step 1: Write the proportion equation
2,925,165.60 : 4,385,998.80 = 1,507,989.60 : x - Step 2: Convert to fraction form
2,925,165.60/4,385,998.80 = 1,507,989.60/x - Step 3: Cross multiply
2,925,165.60x = 4,385,998.80 × 1,507,989.60 - Step 4: Simplify right side
2,925,165.60x = 6,614,040,576,012.48 - Step 5: Solve for x
x = 6,614,040,576,012.48/2,925,165.60 - Step 6: Final answer
x = 2,261,082.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.