Finding the Fourth Proportional to 2,137,615.76, 3,206,579.16 and 717,659.84
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Solution
The fourth proportional to 2,137,615.76, 3,206,579.16 and 717,659.84 is: 1,076,541.97
Step by Step Solution
- Step 1: Write the proportion equation
2,137,615.76 : 3,206,579.16 = 717,659.84 : x - Step 2: Convert to fraction form
2,137,615.76/3,206,579.16 = 717,659.84/x - Step 3: Cross multiply
2,137,615.76x = 3,206,579.16 × 717,659.84 - Step 4: Simplify right side
2,137,615.76x = 2,301,233,086,912.93 - Step 5: Solve for x
x = 2,301,233,086,912.93/2,137,615.76 - Step 6: Final answer
x = 1,076,541.97
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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.