Finding the Fourth Proportional to 2,831,347.44, 4,243,474.58 and 2,229,933.38
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Solution
The fourth proportional to 2,831,347.44, 4,243,474.58 and 2,229,933.38 is: 3,342,106.82
Step by Step Solution
- Step 1: Write the proportion equation
2,831,347.44 : 4,243,474.58 = 2,229,933.38 : x - Step 2: Convert to fraction form
2,831,347.44/4,243,474.58 = 2,229,933.38/x - Step 3: Cross multiply
2,831,347.44x = 4,243,474.58 × 2,229,933.38 - Step 4: Simplify right side
2,831,347.44x = 9,462,665,580,756.44 - Step 5: Solve for x
x = 9,462,665,580,756.44/2,831,347.44 - Step 6: Final answer
x = 3,342,106.82
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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.