Finding the Fourth Proportional to 4,751,159.74, 6,556,652.07 and 2,791,120.43
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Solution
The fourth proportional to 4,751,159.74, 6,556,652.07 and 2,791,120.43 is: 3,851,776.52
Step by Step Solution
- Step 1: Write the proportion equation
4,751,159.74 : 6,556,652.07 = 2,791,120.43 : x - Step 2: Convert to fraction form
4,751,159.74/6,556,652.07 = 2,791,120.43/x - Step 3: Cross multiply
4,751,159.74x = 6,556,652.07 × 2,791,120.43 - Step 4: Simplify right side
4,751,159.74x = 18,300,405,529,722.60 - Step 5: Solve for x
x = 18,300,405,529,722.60/4,751,159.74 - Step 6: Final answer
x = 3,851,776.52
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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.