Finding the Fourth Proportional to 5,246,497.57, 7,872,035.42 and 1,837,231.11
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Solution
The fourth proportional to 5,246,497.57, 7,872,035.42 and 1,837,231.11 is: 2,756,648.25
Step by Step Solution
- Step 1: Write the proportion equation
5,246,497.57 : 7,872,035.42 = 1,837,231.11 : x - Step 2: Convert to fraction form
5,246,497.57/7,872,035.42 = 1,837,231.11/x - Step 3: Cross multiply
5,246,497.57x = 7,872,035.42 × 1,837,231.11 - Step 4: Simplify right side
5,246,497.57x = 14,462,748,324,099.58 - Step 5: Solve for x
x = 14,462,748,324,099.58/5,246,497.57 - Step 6: Final answer
x = 2,756,648.25
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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.