Finding the Fourth Proportional to 1,337,788.22, 1,846,138.37 and 725,925.42
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Solution
The fourth proportional to 1,337,788.22, 1,846,138.37 and 725,925.42 is: 1,001,771.99
Step by Step Solution
- Step 1: Write the proportion equation
1,337,788.22 : 1,846,138.37 = 725,925.42 : x - Step 2: Convert to fraction form
1,337,788.22/1,846,138.37 = 725,925.42/x - Step 3: Cross multiply
1,337,788.22x = 1,846,138.37 × 725,925.42 - Step 4: Simplify right side
1,337,788.22x = 1,340,158,765,860.94 - Step 5: Solve for x
x = 1,340,158,765,860.94/1,337,788.22 - Step 6: Final answer
x = 1,001,771.99
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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.