Finding the Fourth Proportional to 1,497,053.70, 2,245,908.60 and 486,003.60
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Solution
The fourth proportional to 1,497,053.70, 2,245,908.60 and 486,003.60 is: 729,111.90
Step by Step Solution
- Step 1: Write the proportion equation
1,497,053.70 : 2,245,908.60 = 486,003.60 : x - Step 2: Convert to fraction form
1,497,053.70/2,245,908.60 = 486,003.60/x - Step 3: Cross multiply
1,497,053.70x = 2,245,908.60 × 486,003.60 - Step 4: Simplify right side
1,497,053.70x = 1,091,519,664,870.96 - Step 5: Solve for x
x = 1,091,519,664,870.96/1,497,053.70 - Step 6: Final answer
x = 729,111.90
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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.