Finding the Fourth Proportional to 1,478,577.12, 2,040,435 and 799,512
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Solution
The fourth proportional to 1,478,577.12, 2,040,435 and 799,512 is: 1,103,325.79
Step by Step Solution
- Step 1: Write the proportion equation
1,478,577.12 : 2,040,435 = 799,512 : x - Step 2: Convert to fraction form
1,478,577.12/2,040,435 = 799,512/x - Step 3: Cross multiply
1,478,577.12x = 2,040,435 × 799,512 - Step 4: Simplify right side
1,478,577.12x = 1,631,352,267,720 - Step 5: Solve for x
x = 1,631,352,267,720/1,478,577.12 - Step 6: Final answer
x = 1,103,325.79
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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.