Finding the Fourth Proportional to 2,905,452.81, 4,000,398.19 and 2,468,949.48
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Solution
The fourth proportional to 2,905,452.81, 4,000,398.19 and 2,468,949.48 is: 3,399,394.75
Step by Step Solution
- Step 1: Write the proportion equation
2,905,452.81 : 4,000,398.19 = 2,468,949.48 : x - Step 2: Convert to fraction form
2,905,452.81/4,000,398.19 = 2,468,949.48/x - Step 3: Cross multiply
2,905,452.81x = 4,000,398.19 × 2,468,949.48 - Step 4: Simplify right side
2,905,452.81x = 9,876,781,030,993.44 - Step 5: Solve for x
x = 9,876,781,030,993.44/2,905,452.81 - Step 6: Final answer
x = 3,399,394.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.