Finding the Fourth Proportional to 4,386,372.41, 6,579,577.07 and 2,879,589.56
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Solution
The fourth proportional to 4,386,372.41, 6,579,577.07 and 2,879,589.56 is: 4,319,396.44
Step by Step Solution
- Step 1: Write the proportion equation
4,386,372.41 : 6,579,577.07 = 2,879,589.56 : x - Step 2: Convert to fraction form
4,386,372.41/6,579,577.07 = 2,879,589.56/x - Step 3: Cross multiply
4,386,372.41x = 6,579,577.07 × 2,879,589.56 - Step 4: Simplify right side
4,386,372.41x = 18,946,481,403,490.02 - Step 5: Solve for x
x = 18,946,481,403,490.02/4,386,372.41 - Step 6: Final answer
x = 4,319,396.44
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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.