Finding the Fourth Proportional to 4,138,119.82, 6,208,575.12 and 1,832,298.14
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Solution
The fourth proportional to 4,138,119.82, 6,208,575.12 and 1,832,298.14 is: 2,749,065.07
Step by Step Solution
- Step 1: Write the proportion equation
4,138,119.82 : 6,208,575.12 = 1,832,298.14 : x - Step 2: Convert to fraction form
4,138,119.82/6,208,575.12 = 1,832,298.14/x - Step 3: Cross multiply
4,138,119.82x = 6,208,575.12 × 1,832,298.14 - Step 4: Simplify right side
4,138,119.82x = 11,375,960,635,264.79 - Step 5: Solve for x
x = 11,375,960,635,264.79/4,138,119.82 - Step 6: Final answer
x = 2,749,065.07
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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.