Finding the Fourth Proportional to 1,337,194.36, 1,845,312.60 and 725,335.75
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Solution
The fourth proportional to 1,337,194.36, 1,845,312.60 and 725,335.75 is: 1,000,954.86
Step by Step Solution
- Step 1: Write the proportion equation
1,337,194.36 : 1,845,312.60 = 725,335.75 : x - Step 2: Convert to fraction form
1,337,194.36/1,845,312.60 = 725,335.75/x - Step 3: Cross multiply
1,337,194.36x = 1,845,312.60 × 725,335.75 - Step 4: Simplify right side
1,337,194.36x = 1,338,471,198,705.45 - Step 5: Solve for x
x = 1,338,471,198,705.45/1,337,194.36 - Step 6: Final answer
x = 1,000,954.86
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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.