Finding the Fourth Proportional to 2,019,102.09, 2,786,398.82 and 1,101,363.99
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Solution
The fourth proportional to 2,019,102.09, 2,786,398.82 and 1,101,363.99 is: 1,519,903.00
Step by Step Solution
- Step 1: Write the proportion equation
2,019,102.09 : 2,786,398.82 = 1,101,363.99 : x - Step 2: Convert to fraction form
2,019,102.09/2,786,398.82 = 1,101,363.99/x - Step 3: Cross multiply
2,019,102.09x = 2,786,398.82 × 1,101,363.99 - Step 4: Simplify right side
2,019,102.09x = 3,068,839,322,126.49 - Step 5: Solve for x
x = 3,068,839,322,126.49/2,019,102.09 - Step 6: Final answer
x = 1,519,903.00
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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.