Finding the Fourth Proportional to 1,337,212.26, 1,845,346.88 and 725,365.31
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Solution
The fourth proportional to 1,337,212.26, 1,845,346.88 and 725,365.31 is: 1,001,000.84
Step by Step Solution
- Step 1: Write the proportion equation
1,337,212.26 : 1,845,346.88 = 725,365.31 : x - Step 2: Convert to fraction form
1,337,212.26/1,845,346.88 = 725,365.31/x - Step 3: Cross multiply
1,337,212.26x = 1,845,346.88 × 725,365.31 - Step 4: Simplify right side
1,337,212.26x = 1,338,550,598,815.17 - Step 5: Solve for x
x = 1,338,550,598,815.17/1,337,212.26 - Step 6: Final answer
x = 1,001,000.84
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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.