Finding the Fourth Proportional to 1,705,449.12, 2,353,458.11 and 941,486.28
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Solution
The fourth proportional to 1,705,449.12, 2,353,458.11 and 941,486.28 is: 1,299,217.02
Step by Step Solution
- Step 1: Write the proportion equation
1,705,449.12 : 2,353,458.11 = 941,486.28 : x - Step 2: Convert to fraction form
1,705,449.12/2,353,458.11 = 941,486.28/x - Step 3: Cross multiply
1,705,449.12x = 2,353,458.11 × 941,486.28 - Step 4: Simplify right side
1,705,449.12x = 2,215,748,521,119.73 - Step 5: Solve for x
x = 2,215,748,521,119.73/1,705,449.12 - Step 6: Final answer
x = 1,299,217.02
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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.