Finding the Fourth Proportional to 2,727,689.23, 4,091,385.53 and 834,430.66
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Solution
The fourth proportional to 2,727,689.23, 4,091,385.53 and 834,430.66 is: 1,251,600.63
Step by Step Solution
- Step 1: Write the proportion equation
2,727,689.23 : 4,091,385.53 = 834,430.66 : x - Step 2: Convert to fraction form
2,727,689.23/4,091,385.53 = 834,430.66/x - Step 3: Cross multiply
2,727,689.23x = 4,091,385.53 × 834,430.66 - Step 4: Simplify right side
2,727,689.23x = 3,413,977,542,984.01 - Step 5: Solve for x
x = 3,413,977,542,984.01/2,727,689.23 - Step 6: Final answer
x = 1,251,600.63
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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.