Finding the Fourth Proportional to 3,613,199.44, 4,973,698.14 and 3,122,943.76
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Solution
The fourth proportional to 3,613,199.44, 4,973,698.14 and 3,122,943.76 is: 4,298,843.68
Step by Step Solution
- Step 1: Write the proportion equation
3,613,199.44 : 4,973,698.14 = 3,122,943.76 : x - Step 2: Convert to fraction form
3,613,199.44/4,973,698.14 = 3,122,943.76/x - Step 3: Cross multiply
3,613,199.44x = 4,973,698.14 × 3,122,943.76 - Step 4: Simplify right side
3,613,199.44x = 15,532,579,570,436.60 - Step 5: Solve for x
x = 15,532,579,570,436.60/3,613,199.44 - Step 6: Final answer
x = 4,298,843.68
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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.