Finding the Fourth Proportional to 1,478,671.94, 2,040,567.39 and 799,608.44
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Solution
The fourth proportional to 1,478,671.94, 2,040,567.39 and 799,608.44 is: 1,103,459.71
Step by Step Solution
- Step 1: Write the proportion equation
1,478,671.94 : 2,040,567.39 = 799,608.44 : x - Step 2: Convert to fraction form
1,478,671.94/2,040,567.39 = 799,608.44/x - Step 3: Cross multiply
1,478,671.94x = 2,040,567.39 × 799,608.44 - Step 4: Simplify right side
1,478,671.94x = 1,631,654,912,534.19 - Step 5: Solve for x
x = 1,631,654,912,534.19/1,478,671.94 - Step 6: Final answer
x = 1,103,459.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.