Finding the Fourth Proportional to 1,454,439.96, 2,181,493.08 and 555,861.74
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Solution
The fourth proportional to 1,454,439.96, 2,181,493.08 and 555,861.74 is: 833,728.83
Step by Step Solution
- Step 1: Write the proportion equation
1,454,439.96 : 2,181,493.08 = 555,861.74 : x - Step 2: Convert to fraction form
1,454,439.96/2,181,493.08 = 555,861.74/x - Step 3: Cross multiply
1,454,439.96x = 2,181,493.08 × 555,861.74 - Step 4: Simplify right side
1,454,439.96x = 1,212,608,528,339.29 - Step 5: Solve for x
x = 1,212,608,528,339.29/1,454,439.96 - Step 6: Final answer
x = 833,728.83
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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.