Finding the Fourth Proportional to 4,876,037.19, 6,728,980.77 and 2,941,924.05
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Solution
The fourth proportional to 4,876,037.19, 6,728,980.77 and 2,941,924.05 is: 4,059,885.02
Step by Step Solution
- Step 1: Write the proportion equation
4,876,037.19 : 6,728,980.77 = 2,941,924.05 : x - Step 2: Convert to fraction form
4,876,037.19/6,728,980.77 = 2,941,924.05/x - Step 3: Cross multiply
4,876,037.19x = 6,728,980.77 × 2,941,924.05 - Step 4: Simplify right side
4,876,037.19x = 19,796,150,359,250.52 - Step 5: Solve for x
x = 19,796,150,359,250.52/4,876,037.19 - Step 6: Final answer
x = 4,059,885.02
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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.