Finding the Fourth Proportional to 1,805,206.24, 2,492,317.28 and 1,161,744.64
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Solution
The fourth proportional to 1,805,206.24, 2,492,317.28 and 1,161,744.64 is: 1,603,936.53
Step by Step Solution
- Step 1: Write the proportion equation
1,805,206.24 : 2,492,317.28 = 1,161,744.64 : x - Step 2: Convert to fraction form
1,805,206.24/2,492,317.28 = 1,161,744.64/x - Step 3: Cross multiply
1,805,206.24x = 2,492,317.28 × 1,161,744.64 - Step 4: Simplify right side
1,805,206.24x = 2,895,436,241,219.38 - Step 5: Solve for x
x = 2,895,436,241,219.38/1,805,206.24 - Step 6: Final answer
x = 1,603,936.53
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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.