Finding the Fourth Proportional to 1,337,321.56, 1,845,496.56 and 725,486.44
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Solution
The fourth proportional to 1,337,321.56, 1,845,496.56 and 725,486.44 is: 1,001,167.39
Step by Step Solution
- Step 1: Write the proportion equation
1,337,321.56 : 1,845,496.56 = 725,486.44 : x - Step 2: Convert to fraction form
1,337,321.56/1,845,496.56 = 725,486.44/x - Step 3: Cross multiply
1,337,321.56x = 1,845,496.56 × 725,486.44 - Step 4: Simplify right side
1,337,321.56x = 1,338,882,729,346.65 - Step 5: Solve for x
x = 1,338,882,729,346.65/1,337,321.56 - Step 6: Final answer
x = 1,001,167.39
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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.