Finding the Fourth Proportional to 1,664,912.40, 2,297,579.10 and 900,965.96
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Solution
The fourth proportional to 1,664,912.40, 2,297,579.10 and 900,965.96 is: 1,243,333.02
Step by Step Solution
- Step 1: Write the proportion equation
1,664,912.40 : 2,297,579.10 = 900,965.96 : x - Step 2: Convert to fraction form
1,664,912.40/2,297,579.10 = 900,965.96/x - Step 3: Cross multiply
1,664,912.40x = 2,297,579.10 × 900,965.96 - Step 4: Simplify right side
1,664,912.40x = 2,070,040,559,507.44 - Step 5: Solve for x
x = 2,070,040,559,507.44/1,664,912.40 - Step 6: Final answer
x = 1,243,333.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.