Finding the Fourth Proportional to 1,505,647.84, 2,257,995.84 and 494,603.68
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Solution
The fourth proportional to 1,505,647.84, 2,257,995.84 and 494,603.68 is: 741,749.18
Step by Step Solution
- Step 1: Write the proportion equation
1,505,647.84 : 2,257,995.84 = 494,603.68 : x - Step 2: Convert to fraction form
1,505,647.84/2,257,995.84 = 494,603.68/x - Step 3: Cross multiply
1,505,647.84x = 2,257,995.84 × 494,603.68 - Step 4: Simplify right side
1,505,647.84x = 1,116,813,051,888.69 - Step 5: Solve for x
x = 1,116,813,051,888.69/1,505,647.84 - Step 6: Final answer
x = 741,749.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.