Finding the Fourth Proportional to 2,994,785.97, 4,492,175.31 and 720,309.21
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Solution
The fourth proportional to 2,994,785.97, 4,492,175.31 and 720,309.21 is: 1,080,462.94
Step by Step Solution
- Step 1: Write the proportion equation
2,994,785.97 : 4,492,175.31 = 720,309.21 : x - Step 2: Convert to fraction form
2,994,785.97/4,492,175.31 = 720,309.21/x - Step 3: Cross multiply
2,994,785.97x = 4,492,175.31 × 720,309.21 - Step 4: Simplify right side
2,994,785.97x = 3,235,755,248,727.60 - Step 5: Solve for x
x = 3,235,755,248,727.60/2,994,785.97 - Step 6: Final answer
x = 1,080,462.94
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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.