Finding the Fourth Proportional to 2,638,579.08, 3,958,032.70 and 955,697.16
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Solution
The fourth proportional to 2,638,579.08, 3,958,032.70 and 955,697.16 is: 1,433,605.17
Step by Step Solution
- Step 1: Write the proportion equation
2,638,579.08 : 3,958,032.70 = 955,697.16 : x - Step 2: Convert to fraction form
2,638,579.08/3,958,032.70 = 955,697.16/x - Step 3: Cross multiply
2,638,579.08x = 3,958,032.70 × 955,697.16 - Step 4: Simplify right side
2,638,579.08x = 3,782,680,610,577.13 - Step 5: Solve for x
x = 3,782,680,610,577.13/2,638,579.08 - Step 6: Final answer
x = 1,433,605.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.