Finding the Fourth Proportional to 1,445,305.44, 2,167,176.24 and 1,147,700.64
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Solution
The fourth proportional to 1,445,305.44, 2,167,176.24 and 1,147,700.64 is: 1,720,930.05
Step by Step Solution
- Step 1: Write the proportion equation
1,445,305.44 : 2,167,176.24 = 1,147,700.64 : x - Step 2: Convert to fraction form
1,445,305.44/2,167,176.24 = 1,147,700.64/x - Step 3: Cross multiply
1,445,305.44x = 2,167,176.24 × 1,147,700.64 - Step 4: Simplify right side
1,445,305.44x = 2,487,269,557,640.79 - Step 5: Solve for x
x = 2,487,269,557,640.79/1,445,305.44 - Step 6: Final answer
x = 1,720,930.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.