Finding the Fourth Proportional to 1,478,893.16, 2,040,872.56 and 799,829.66
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Solution
The fourth proportional to 1,478,893.16, 2,040,872.56 and 799,829.66 is: 1,103,764.93
Step by Step Solution
- Step 1: Write the proportion equation
1,478,893.16 : 2,040,872.56 = 799,829.66 : x - Step 2: Convert to fraction form
1,478,893.16/2,040,872.56 = 799,829.66/x - Step 3: Cross multiply
1,478,893.16x = 2,040,872.56 × 799,829.66 - Step 4: Simplify right side
1,478,893.16x = 1,632,350,405,768.13 - Step 5: Solve for x
x = 1,632,350,405,768.13/1,478,893.16 - Step 6: Final answer
x = 1,103,764.93
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.