Finding the Fourth Proportional to 1,444,634.92, 1,994,581.38 and 900,983.08
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Solution
The fourth proportional to 1,444,634.92, 1,994,581.38 and 900,983.08 is: 1,243,971.09
Step by Step Solution
- Step 1: Write the proportion equation
1,444,634.92 : 1,994,581.38 = 900,983.08 : x - Step 2: Convert to fraction form
1,444,634.92/1,994,581.38 = 900,983.08/x - Step 3: Cross multiply
1,444,634.92x = 1,994,581.38 × 900,983.08 - Step 4: Simplify right side
1,444,634.92x = 1,797,084,075,063.05 - Step 5: Solve for x
x = 1,797,084,075,063.05/1,444,634.92 - Step 6: Final answer
x = 1,243,971.09
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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.