Finding the Fourth Proportional to 4,548,384.32, 6,276,779.68 and 2,511,197.76
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Solution
The fourth proportional to 4,548,384.32, 6,276,779.68 and 2,511,197.76 is: 3,465,458.05
Step by Step Solution
- Step 1: Write the proportion equation
4,548,384.32 : 6,276,779.68 = 2,511,197.76 : x - Step 2: Convert to fraction form
4,548,384.32/6,276,779.68 = 2,511,197.76/x - Step 3: Cross multiply
4,548,384.32x = 6,276,779.68 × 2,511,197.76 - Step 4: Simplify right side
4,548,384.32x = 15,762,235,072,429.52 - Step 5: Solve for x
x = 15,762,235,072,429.52/4,548,384.32 - Step 6: Final answer
x = 3,465,458.05
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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.