Finding the Fourth Proportional to 4,742,129.46, 6,544,138.14 and 2,566,672.22
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Solution
The fourth proportional to 4,742,129.46, 6,544,138.14 and 2,566,672.22 is: 3,542,007.38
Step by Step Solution
- Step 1: Write the proportion equation
4,742,129.46 : 6,544,138.14 = 2,566,672.22 : x - Step 2: Convert to fraction form
4,742,129.46/6,544,138.14 = 2,566,672.22/x - Step 3: Cross multiply
4,742,129.46x = 6,544,138.14 × 2,566,672.22 - Step 4: Simplify right side
4,742,129.46x = 16,796,657,567,780.47 - Step 5: Solve for x
x = 16,796,657,567,780.47/4,742,129.46 - Step 6: Final answer
x = 3,542,007.38
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1.5x scale
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.