Finding the Fourth Proportional to 1,605,971.15, 2,408,193.95 and 932,259.09
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Solution
The fourth proportional to 1,605,971.15, 2,408,193.95 and 932,259.09 is: 1,397,945.85
Step by Step Solution
- Step 1: Write the proportion equation
1,605,971.15 : 2,408,193.95 = 932,259.09 : x - Step 2: Convert to fraction form
1,605,971.15/2,408,193.95 = 932,259.09/x - Step 3: Cross multiply
1,605,971.15x = 2,408,193.95 × 932,259.09 - Step 4: Simplify right side
1,605,971.15x = 2,245,060,695,709.21 - Step 5: Solve for x
x = 2,245,060,695,709.21/1,605,971.15 - Step 6: Final answer
x = 1,397,945.85
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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.