Finding the Fourth Proportional to 1,845,944.22, 2,546,415.99 and 1,273,267.74
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Solution
The fourth proportional to 1,845,944.22, 2,546,415.99 and 1,273,267.74 is: 1,756,428.66
Step by Step Solution
- Step 1: Write the proportion equation
1,845,944.22 : 2,546,415.99 = 1,273,267.74 : x - Step 2: Convert to fraction form
1,845,944.22/2,546,415.99 = 1,273,267.74/x - Step 3: Cross multiply
1,845,944.22x = 2,546,415.99 × 1,273,267.74 - Step 4: Simplify right side
1,845,944.22x = 3,242,269,332,687.16 - Step 5: Solve for x
x = 3,242,269,332,687.16/1,845,944.22 - Step 6: Final answer
x = 1,756,428.66
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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.