Finding the Fourth Proportional to 1,717,305.05, 2,572,926.44 and 1,042,015.02
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Solution
The fourth proportional to 1,717,305.05, 2,572,926.44 and 1,042,015.02 is: 1,561,183.32
Step by Step Solution
- Step 1: Write the proportion equation
1,717,305.05 : 2,572,926.44 = 1,042,015.02 : x - Step 2: Convert to fraction form
1,717,305.05/2,572,926.44 = 1,042,015.02/x - Step 3: Cross multiply
1,717,305.05x = 2,572,926.44 × 1,042,015.02 - Step 4: Simplify right side
1,717,305.05x = 2,681,027,990,625.05 - Step 5: Solve for x
x = 2,681,027,990,625.05/1,717,305.05 - Step 6: Final answer
x = 1,561,183.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.