Finding the Fourth Proportional to 1,561,257.16, 2,342,672.94 and 615,305.80
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Solution
The fourth proportional to 1,561,257.16, 2,342,672.94 and 615,305.80 is: 923,268.94
Step by Step Solution
- Step 1: Write the proportion equation
1,561,257.16 : 2,342,672.94 = 615,305.80 : x - Step 2: Convert to fraction form
1,561,257.16/2,342,672.94 = 615,305.80/x - Step 3: Cross multiply
1,561,257.16x = 2,342,672.94 × 615,305.80 - Step 4: Simplify right side
1,561,257.16x = 1,441,460,247,485.05 - Step 5: Solve for x
x = 1,441,460,247,485.05/1,561,257.16 - Step 6: Final answer
x = 923,268.94
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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.