Finding the Fourth Proportional to 1,884,947.29, 2,601,117.26 and 1,057,944.01
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Solution
The fourth proportional to 1,884,947.29, 2,601,117.26 and 1,057,944.01 is: 1,459,900.99
Step by Step Solution
- Step 1: Write the proportion equation
1,884,947.29 : 2,601,117.26 = 1,057,944.01 : x - Step 2: Convert to fraction form
1,884,947.29/2,601,117.26 = 1,057,944.01/x - Step 3: Cross multiply
1,884,947.29x = 2,601,117.26 × 1,057,944.01 - Step 4: Simplify right side
1,884,947.29x = 2,751,836,411,519.03 - Step 5: Solve for x
x = 2,751,836,411,519.03/1,884,947.29 - Step 6: Final answer
x = 1,459,900.99
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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.