Finding the Fourth Proportional to 4,527,269.21, 6,247,749.71 and 2,490,132.17
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Solution
The fourth proportional to 4,527,269.21, 6,247,749.71 and 2,490,132.17 is: 3,436,447.41
Step by Step Solution
- Step 1: Write the proportion equation
4,527,269.21 : 6,247,749.71 = 2,490,132.17 : x - Step 2: Convert to fraction form
4,527,269.21/6,247,749.71 = 2,490,132.17/x - Step 3: Cross multiply
4,527,269.21x = 6,247,749.71 × 2,490,132.17 - Step 4: Simplify right side
4,527,269.21x = 15,557,722,542,979.17 - Step 5: Solve for x
x = 15,557,722,542,979.17/4,527,269.21 - Step 6: Final answer
x = 3,436,447.41
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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.