Finding the Fourth Proportional to 2,519,949.82, 3,778,873.62 and 790,374.10
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Solution
The fourth proportional to 2,519,949.82, 3,778,873.62 and 790,374.10 is: 1,185,231.47
Step by Step Solution
- Step 1: Write the proportion equation
2,519,949.82 : 3,778,873.62 = 790,374.10 : x - Step 2: Convert to fraction form
2,519,949.82/3,778,873.62 = 790,374.10/x - Step 3: Cross multiply
2,519,949.82x = 3,778,873.62 × 790,374.10 - Step 4: Simplify right side
2,519,949.82x = 2,986,723,836,421.24 - Step 5: Solve for x
x = 2,986,723,836,421.24/2,519,949.82 - Step 6: Final answer
x = 1,185,231.47
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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.