Finding the Fourth Proportional to 4,498,045.20, 6,207,372.36 and 2,460,888.72
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Solution
The fourth proportional to 4,498,045.20, 6,207,372.36 and 2,460,888.72 is: 3,396,064.72
Step by Step Solution
- Step 1: Write the proportion equation
4,498,045.20 : 6,207,372.36 = 2,460,888.72 : x - Step 2: Convert to fraction form
4,498,045.20/6,207,372.36 = 2,460,888.72/x - Step 3: Cross multiply
4,498,045.20x = 6,207,372.36 × 2,460,888.72 - Step 4: Simplify right side
4,498,045.20x = 15,275,652,621,563.78 - Step 5: Solve for x
x = 15,275,652,621,563.78/4,498,045.20 - Step 6: Final answer
x = 3,396,064.72
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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.