Finding the Fourth Proportional to 4,876,317.14, 6,729,021.80 and 2,700,730.04
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Solution
The fourth proportional to 4,876,317.14, 6,729,021.80 and 2,700,730.04 is: 3,726,843.60
Step by Step Solution
- Step 1: Write the proportion equation
4,876,317.14 : 6,729,021.80 = 2,700,730.04 : x - Step 2: Convert to fraction form
4,876,317.14/6,729,021.80 = 2,700,730.04/x - Step 3: Cross multiply
4,876,317.14x = 6,729,021.80 × 2,700,730.04 - Step 4: Simplify right side
4,876,317.14x = 18,173,271,315,074.87 - Step 5: Solve for x
x = 18,173,271,315,074.87/4,876,317.14 - Step 6: Final answer
x = 3,726,843.60
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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.