Finding the Fourth Proportional to 1,755,530.24, 2,422,582.08 and 1,040,138.24
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Solution
The fourth proportional to 1,755,530.24, 2,422,582.08 and 1,040,138.24 is: 1,435,361.35
Step by Step Solution
- Step 1: Write the proportion equation
1,755,530.24 : 2,422,582.08 = 1,040,138.24 : x - Step 2: Convert to fraction form
1,755,530.24/2,422,582.08 = 1,040,138.24/x - Step 3: Cross multiply
1,755,530.24x = 2,422,582.08 × 1,040,138.24 - Step 4: Simplify right side
1,755,530.24x = 2,519,820,260,946.74 - Step 5: Solve for x
x = 2,519,820,260,946.74/1,755,530.24 - Step 6: Final answer
x = 1,435,361.35
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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.