Finding the Fourth Proportional to 1,436,465.36, 1,982,321.70 and 791,896.52
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Solution
The fourth proportional to 1,436,465.36, 1,982,321.70 and 791,896.52 is: 1,092,816.92
Step by Step Solution
- Step 1: Write the proportion equation
1,436,465.36 : 1,982,321.70 = 791,896.52 : x - Step 2: Convert to fraction form
1,436,465.36/1,982,321.70 = 791,896.52/x - Step 3: Cross multiply
1,436,465.36x = 1,982,321.70 × 791,896.52 - Step 4: Simplify right side
1,436,465.36x = 1,569,793,655,750.48 - Step 5: Solve for x
x = 1,569,793,655,750.48/1,436,465.36 - Step 6: Final answer
x = 1,092,816.92
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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.