Finding the Fourth Proportional to 2,258,578.57, 3,387,149.35 and 741,909.63
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Solution
The fourth proportional to 2,258,578.57, 3,387,149.35 and 741,909.63 is: 1,112,628.43
Step by Step Solution
- Step 1: Write the proportion equation
2,258,578.57 : 3,387,149.35 = 741,909.63 : x - Step 2: Convert to fraction form
2,258,578.57/3,387,149.35 = 741,909.63/x - Step 3: Cross multiply
2,258,578.57x = 3,387,149.35 × 741,909.63 - Step 4: Simplify right side
2,258,578.57x = 2,512,958,721,013.24 - Step 5: Solve for x
x = 2,512,958,721,013.24/2,258,578.57 - Step 6: Final answer
x = 1,112,628.43
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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.