Finding the Fourth Proportional to 2,126,451.24, 2,934,573.60 and 1,159,634.44
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Solution
The fourth proportional to 2,126,451.24, 2,934,573.60 and 1,159,634.44 is: 1,600,334.19
Step by Step Solution
- Step 1: Write the proportion equation
2,126,451.24 : 2,934,573.60 = 1,159,634.44 : x - Step 2: Convert to fraction form
2,126,451.24/2,934,573.60 = 1,159,634.44/x - Step 3: Cross multiply
2,126,451.24x = 2,934,573.60 × 1,159,634.44 - Step 4: Simplify right side
2,126,451.24x = 3,403,032,613,274.78 - Step 5: Solve for x
x = 3,403,032,613,274.78/2,126,451.24 - Step 6: Final answer
x = 1,600,334.19
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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.