Finding the Fourth Proportional to 1,917,765.48, 2,876,960.34 and 719,781.96
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Solution
The fourth proportional to 1,917,765.48, 2,876,960.34 and 719,781.96 is: 1,079,790.09
Step by Step Solution
- Step 1: Write the proportion equation
1,917,765.48 : 2,876,960.34 = 719,781.96 : x - Step 2: Convert to fraction form
1,917,765.48/2,876,960.34 = 719,781.96/x - Step 3: Cross multiply
1,917,765.48x = 2,876,960.34 × 719,781.96 - Step 4: Simplify right side
1,917,765.48x = 2,070,784,152,367.47 - Step 5: Solve for x
x = 2,070,784,152,367.47/1,917,765.48 - Step 6: Final answer
x = 1,079,790.09
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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.