Finding the Fourth Proportional to 4,650,280.20, 6,975,577.68 and 1,617,672.28
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Solution
The fourth proportional to 4,650,280.20, 6,975,577.68 and 1,617,672.28 is: 2,426,563.17
Step by Step Solution
- Step 1: Write the proportion equation
4,650,280.20 : 6,975,577.68 = 1,617,672.28 : x - Step 2: Convert to fraction form
4,650,280.20/6,975,577.68 = 1,617,672.28/x - Step 3: Cross multiply
4,650,280.20x = 6,975,577.68 × 1,617,672.28 - Step 4: Simplify right side
4,650,280.20x = 11,284,198,649,922.71 - Step 5: Solve for x
x = 11,284,198,649,922.71/4,650,280.20 - Step 6: Final answer
x = 2,426,563.17
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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.