Finding the Fourth Proportional to 1,529,265.96, 2,294,365.50 and 781,836.84
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Solution
The fourth proportional to 1,529,265.96, 2,294,365.50 and 781,836.84 is: 1,172,993.79
Step by Step Solution
- Step 1: Write the proportion equation
1,529,265.96 : 2,294,365.50 = 781,836.84 : x - Step 2: Convert to fraction form
1,529,265.96/2,294,365.50 = 781,836.84/x - Step 3: Cross multiply
1,529,265.96x = 2,294,365.50 × 781,836.84 - Step 4: Simplify right side
1,529,265.96x = 1,793,819,472,325.02 - Step 5: Solve for x
x = 1,793,819,472,325.02/1,529,265.96 - Step 6: Final answer
x = 1,172,993.79
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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.