Finding the Fourth Proportional to 854,860.60, 1,282,290.90 and 848,955.70
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Solution
The fourth proportional to 854,860.60, 1,282,290.90 and 848,955.70 is: 1,273,433.55
Step by Step Solution
- Step 1: Write the proportion equation
854,860.60 : 1,282,290.90 = 848,955.70 : x - Step 2: Convert to fraction form
854,860.60/1,282,290.90 = 848,955.70/x - Step 3: Cross multiply
854,860.60x = 1,282,290.90 × 848,955.70 - Step 4: Simplify right side
854,860.60x = 1,088,608,168,613.13 - Step 5: Solve for x
x = 1,088,608,168,613.13/854,860.60 - Step 6: Final answer
x = 1,273,433.55
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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.