Finding the Fourth Proportional to 1,881,785.70, 2,596,850.37 and 1,022,353.02
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Solution
The fourth proportional to 1,881,785.70, 2,596,850.37 and 1,022,353.02 is: 1,410,839.62
Step by Step Solution
- Step 1: Write the proportion equation
1,881,785.70 : 2,596,850.37 = 1,022,353.02 : x - Step 2: Convert to fraction form
1,881,785.70/2,596,850.37 = 1,022,353.02/x - Step 3: Cross multiply
1,881,785.70x = 2,596,850.37 × 1,022,353.02 - Step 4: Simplify right side
1,881,785.70x = 2,654,897,818,257.62 - Step 5: Solve for x
x = 2,654,897,818,257.62/1,881,785.70 - Step 6: Final answer
x = 1,410,839.62
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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.