Finding the Fourth Proportional to 1,969,181.68, 2,717,473.14 and 1,063,763.68
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Solution
The fourth proportional to 1,969,181.68, 2,717,473.14 and 1,063,763.68 is: 1,467,995.19
Step by Step Solution
- Step 1: Write the proportion equation
1,969,181.68 : 2,717,473.14 = 1,063,763.68 : x - Step 2: Convert to fraction form
1,969,181.68/2,717,473.14 = 1,063,763.68/x - Step 3: Cross multiply
1,969,181.68x = 2,717,473.14 × 1,063,763.68 - Step 4: Simplify right side
1,969,181.68x = 2,890,749,227,707.56 - Step 5: Solve for x
x = 2,890,749,227,707.56/1,969,181.68 - Step 6: Final answer
x = 1,467,995.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.