Finding the Fourth Proportional to 2,690,467.74, 4,035,716.16 and 797,225.58
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Solution
The fourth proportional to 2,690,467.74, 4,035,716.16 and 797,225.58 is: 1,195,842.68
Step by Step Solution
- Step 1: Write the proportion equation
2,690,467.74 : 4,035,716.16 = 797,225.58 : x - Step 2: Convert to fraction form
2,690,467.74/4,035,716.16 = 797,225.58/x - Step 3: Cross multiply
2,690,467.74x = 4,035,716.16 × 797,225.58 - Step 4: Simplify right side
2,690,467.74x = 3,217,376,156,371.37 - Step 5: Solve for x
x = 3,217,376,156,371.37/2,690,467.74 - Step 6: Final answer
x = 1,195,842.68
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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.