Finding the Fourth Proportional to 2,742,257.44, 4,113,769.20 and 1,144,454.68
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Solution
The fourth proportional to 2,742,257.44, 4,113,769.20 and 1,144,454.68 is: 1,716,841.88
Step by Step Solution
- Step 1: Write the proportion equation
2,742,257.44 : 4,113,769.20 = 1,144,454.68 : x - Step 2: Convert to fraction form
2,742,257.44/4,113,769.20 = 1,144,454.68/x - Step 3: Cross multiply
2,742,257.44x = 4,113,769.20 × 1,144,454.68 - Step 4: Simplify right side
2,742,257.44x = 4,708,022,413,379.86 - Step 5: Solve for x
x = 4,708,022,413,379.86/2,742,257.44 - Step 6: Final answer
x = 1,716,841.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.