Finding the Fourth Proportional to 5,182,673.85, 7,763,602.68 and 2,581,141.68
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Solution
The fourth proportional to 5,182,673.85, 7,763,602.68 and 2,581,141.68 is: 3,866,528.95
Step by Step Solution
- Step 1: Write the proportion equation
5,182,673.85 : 7,763,602.68 = 2,581,141.68 : x - Step 2: Convert to fraction form
5,182,673.85/7,763,602.68 = 2,581,141.68/x - Step 3: Cross multiply
5,182,673.85x = 7,763,602.68 × 2,581,141.68 - Step 4: Simplify right side
5,182,673.85x = 20,038,958,464,307.70 - Step 5: Solve for x
x = 20,038,958,464,307.70/5,182,673.85 - Step 6: Final answer
x = 3,866,528.95
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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.