Finding the Fourth Proportional to 2,173,585.49, 3,259,329.55 and 911,074.13
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Solution
The fourth proportional to 2,173,585.49, 3,259,329.55 and 911,074.13 is: 1,366,171.63
Step by Step Solution
- Step 1: Write the proportion equation
2,173,585.49 : 3,259,329.55 = 911,074.13 : x - Step 2: Convert to fraction form
2,173,585.49/3,259,329.55 = 911,074.13/x - Step 3: Cross multiply
2,173,585.49x = 3,259,329.55 × 911,074.13 - Step 4: Simplify right side
2,173,585.49x = 2,969,490,834,149.54 - Step 5: Solve for x
x = 2,969,490,834,149.54/2,173,585.49 - Step 6: Final answer
x = 1,366,171.63
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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.