Finding the Fourth Proportional to 1,395,816.18, 2,092,580.19 and 496,745.95
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Solution
The fourth proportional to 1,395,816.18, 2,092,580.19 and 496,745.95 is: 744,711.77
Step by Step Solution
- Step 1: Write the proportion equation
1,395,816.18 : 2,092,580.19 = 496,745.95 : x - Step 2: Convert to fraction form
1,395,816.18/2,092,580.19 = 496,745.95/x - Step 3: Cross multiply
1,395,816.18x = 2,092,580.19 × 496,745.95 - Step 4: Simplify right side
1,395,816.18x = 1,039,480,734,432.73 - Step 5: Solve for x
x = 1,039,480,734,432.73/1,395,816.18 - Step 6: Final answer
x = 744,711.77
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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.