Finding the Fourth Proportional to 3,835,595.08, 5,751,897.18 and 1,438,130.44
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Solution
The fourth proportional to 3,835,595.08, 5,751,897.18 and 1,438,130.44 is: 2,156,634.95
Step by Step Solution
- Step 1: Write the proportion equation
3,835,595.08 : 5,751,897.18 = 1,438,130.44 : x - Step 2: Convert to fraction form
3,835,595.08/5,751,897.18 = 1,438,130.44/x - Step 3: Cross multiply
3,835,595.08x = 5,751,897.18 × 1,438,130.44 - Step 4: Simplify right side
3,835,595.08x = 8,271,978,422,308.16 - Step 5: Solve for x
x = 8,271,978,422,308.16/3,835,595.08 - Step 6: Final answer
x = 2,156,634.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.