Finding the Fourth Proportional to 1,772,581.68, 2,446,131.42 and 1,008,618.84
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Solution
The fourth proportional to 1,772,581.68, 2,446,131.42 and 1,008,618.84 is: 1,391,876.19
Step by Step Solution
- Step 1: Write the proportion equation
1,772,581.68 : 2,446,131.42 = 1,008,618.84 : x - Step 2: Convert to fraction form
1,772,581.68/2,446,131.42 = 1,008,618.84/x - Step 3: Cross multiply
1,772,581.68x = 2,446,131.42 × 1,008,618.84 - Step 4: Simplify right side
1,772,581.68x = 2,467,214,235,327.95 - Step 5: Solve for x
x = 2,467,214,235,327.95/1,772,581.68 - Step 6: Final answer
x = 1,391,876.19
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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.