Finding the Fourth Proportional to 1,664,305.92, 2,496,718.08 and 542,113.92
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Solution
The fourth proportional to 1,664,305.92, 2,496,718.08 and 542,113.92 is: 813,255.31
Step by Step Solution
- Step 1: Write the proportion equation
1,664,305.92 : 2,496,718.08 = 542,113.92 : x - Step 2: Convert to fraction form
1,664,305.92/2,496,718.08 = 542,113.92/x - Step 3: Cross multiply
1,664,305.92x = 2,496,718.08 × 542,113.92 - Step 4: Simplify right side
1,664,305.92x = 1,353,505,625,483.67 - Step 5: Solve for x
x = 1,353,505,625,483.67/1,664,305.92 - Step 6: Final answer
x = 813,255.31
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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.