Finding the Fourth Proportional to 1,855,502.05, 2,782,375.84 and 718,796.65
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Solution
The fourth proportional to 1,855,502.05, 2,782,375.84 and 718,796.65 is: 1,077,855.15
Step by Step Solution
- Step 1: Write the proportion equation
1,855,502.05 : 2,782,375.84 = 718,796.65 : x - Step 2: Convert to fraction form
1,855,502.05/2,782,375.84 = 718,796.65/x - Step 3: Cross multiply
1,855,502.05x = 2,782,375.84 × 718,796.65 - Step 4: Simplify right side
1,855,502.05x = 1,999,962,432,832.94 - Step 5: Solve for x
x = 1,999,962,432,832.94/1,855,502.05 - Step 6: Final answer
x = 1,077,855.15
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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.