Finding the Fourth Proportional to 2,455,042.81, 3,682,564.50 and 749,195.05
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Solution
The fourth proportional to 2,455,042.81, 3,682,564.50 and 749,195.05 is: 1,123,792.66
Step by Step Solution
- Step 1: Write the proportion equation
2,455,042.81 : 3,682,564.50 = 749,195.05 : x - Step 2: Convert to fraction form
2,455,042.81/3,682,564.50 = 749,195.05/x - Step 3: Cross multiply
2,455,042.81x = 3,682,564.50 × 749,195.05 - Step 4: Simplify right side
2,455,042.81x = 2,758,959,094,705.73 - Step 5: Solve for x
x = 2,758,959,094,705.73/2,455,042.81 - Step 6: Final answer
x = 1,123,792.66
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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.