Finding the Fourth Proportional to 1,576,225.25, 2,175,193.29 and 897,161.75
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Solution
The fourth proportional to 1,576,225.25, 2,175,193.29 and 897,161.75 is: 1,238,084.61
Step by Step Solution
- Step 1: Write the proportion equation
1,576,225.25 : 2,175,193.29 = 897,161.75 : x - Step 2: Convert to fraction form
1,576,225.25/2,175,193.29 = 897,161.75/x - Step 3: Cross multiply
1,576,225.25x = 2,175,193.29 × 897,161.75 - Step 4: Simplify right side
1,576,225.25x = 1,951,500,218,644.66 - Step 5: Solve for x
x = 1,951,500,218,644.66/1,576,225.25 - Step 6: Final answer
x = 1,238,084.61
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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.