Finding the Fourth Proportional to 4,549,853.36, 6,278,952.60 and 2,690,862.44
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Solution
The fourth proportional to 4,549,853.36, 6,278,952.60 and 2,690,862.44 is: 3,713,481.82
Step by Step Solution
- Step 1: Write the proportion equation
4,549,853.36 : 6,278,952.60 = 2,690,862.44 : x - Step 2: Convert to fraction form
4,549,853.36/6,278,952.60 = 2,690,862.44/x - Step 3: Cross multiply
4,549,853.36x = 6,278,952.60 × 2,690,862.44 - Step 4: Simplify right side
4,549,853.36x = 16,895,797,713,880.34 - Step 5: Solve for x
x = 16,895,797,713,880.34/4,549,853.36 - Step 6: Final answer
x = 3,713,481.82
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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.