Finding the Fourth Proportional to 4,790,587.42, 6,611,167.11 and 2,615,246.56
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Solution
The fourth proportional to 4,790,587.42, 6,611,167.11 and 2,615,246.56 is: 3,609,125.67
Step by Step Solution
- Step 1: Write the proportion equation
4,790,587.42 : 6,611,167.11 = 2,615,246.56 : x - Step 2: Convert to fraction form
4,790,587.42/6,611,167.11 = 2,615,246.56/x - Step 3: Cross multiply
4,790,587.42x = 6,611,167.11 × 2,615,246.56 - Step 4: Simplify right side
4,790,587.42x = 17,289,832,042,012.64 - Step 5: Solve for x
x = 17,289,832,042,012.64/4,790,587.42 - Step 6: Final answer
x = 3,609,125.67
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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.