Finding the Fourth Proportional to 1,679,263.54, 2,519,046.58 and 542,052.70
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Solution
The fourth proportional to 1,679,263.54, 2,519,046.58 and 542,052.70 is: 813,127.88
Step by Step Solution
- Step 1: Write the proportion equation
1,679,263.54 : 2,519,046.58 = 542,052.70 : x - Step 2: Convert to fraction form
1,679,263.54/2,519,046.58 = 542,052.70/x - Step 3: Cross multiply
1,679,263.54x = 2,519,046.58 × 542,052.70 - Step 4: Simplify right side
1,679,263.54x = 1,365,456,000,114.77 - Step 5: Solve for x
x = 1,365,456,000,114.77/1,679,263.54 - Step 6: Final answer
x = 813,127.88
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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.