Finding the Fourth Proportional to 1,478,625.30, 2,214,827.55 and 1,229,793.30
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Solution
The fourth proportional to 1,478,625.30, 2,214,827.55 and 1,229,793.30 is: 1,842,102.99
Step by Step Solution
- Step 1: Write the proportion equation
1,478,625.30 : 2,214,827.55 = 1,229,793.30 : x - Step 2: Convert to fraction form
1,478,625.30/2,214,827.55 = 1,229,793.30/x - Step 3: Cross multiply
1,478,625.30x = 2,214,827.55 × 1,229,793.30 - Step 4: Simplify right side
1,478,625.30x = 2,723,780,081,645.42 - Step 5: Solve for x
x = 2,723,780,081,645.42/1,478,625.30 - Step 6: Final answer
x = 1,842,102.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.