Finding the Fourth Proportional to 1,995,540.96, 2,753,848.98 and 1,136,101.14
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Solution
The fourth proportional to 1,995,540.96, 2,753,848.98 and 1,136,101.14 is: 1,567,820.97
Step by Step Solution
- Step 1: Write the proportion equation
1,995,540.96 : 2,753,848.98 = 1,136,101.14 : x - Step 2: Convert to fraction form
1,995,540.96/2,753,848.98 = 1,136,101.14/x - Step 3: Cross multiply
1,995,540.96x = 2,753,848.98 × 1,136,101.14 - Step 4: Simplify right side
1,995,540.96x = 3,128,650,965,565.84 - Step 5: Solve for x
x = 3,128,650,965,565.84/1,995,540.96 - Step 6: Final answer
x = 1,567,820.97
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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.