Finding the Fourth Proportional to 2,629,090.98, 3,630,357.90 and 1,663,924.14
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Solution
The fourth proportional to 2,629,090.98, 3,630,357.90 and 1,663,924.14 is: 2,297,615.48
Step by Step Solution
- Step 1: Write the proportion equation
2,629,090.98 : 3,630,357.90 = 1,663,924.14 : x - Step 2: Convert to fraction form
2,629,090.98/3,630,357.90 = 1,663,924.14/x - Step 3: Cross multiply
2,629,090.98x = 3,630,357.90 × 1,663,924.14 - Step 4: Simplify right side
2,629,090.98x = 6,040,640,146,649.71 - Step 5: Solve for x
x = 6,040,640,146,649.71/2,629,090.98 - Step 6: Final answer
x = 2,297,615.48
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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.