Finding the Fourth Proportional to 4,830,973.68, 6,666,757.50 and 2,766,020.94
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Solution
The fourth proportional to 4,830,973.68, 6,666,757.50 and 2,766,020.94 is: 3,817,116.81
Step by Step Solution
- Step 1: Write the proportion equation
4,830,973.68 : 6,666,757.50 = 2,766,020.94 : x - Step 2: Convert to fraction form
4,830,973.68/6,666,757.50 = 2,766,020.94/x - Step 3: Cross multiply
4,830,973.68x = 6,666,757.50 × 2,766,020.94 - Step 4: Simplify right side
4,830,973.68x = 18,440,390,846,902.05 - Step 5: Solve for x
x = 18,440,390,846,902.05/4,830,973.68 - Step 6: Final answer
x = 3,817,116.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.