Finding the Fourth Proportional to 1,237,691.62, 1,855,464.09 and 479,010.84
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Solution
The fourth proportional to 1,237,691.62, 1,855,464.09 and 479,010.84 is: 718,100.86
Step by Step Solution
- Step 1: Write the proportion equation
1,237,691.62 : 1,855,464.09 = 479,010.84 : x - Step 2: Convert to fraction form
1,237,691.62/1,855,464.09 = 479,010.84/x - Step 3: Cross multiply
1,237,691.62x = 1,855,464.09 × 479,010.84 - Step 4: Simplify right side
1,237,691.62x = 888,787,412,340.74 - Step 5: Solve for x
x = 888,787,412,340.74/1,237,691.62 - Step 6: Final answer
x = 718,100.86
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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.