Finding the Fourth Proportional to 1,553,958.05, 2,331,297.66 and 488,972.42
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Solution
The fourth proportional to 1,553,958.05, 2,331,297.66 and 488,972.42 is: 733,572.09
Step by Step Solution
- Step 1: Write the proportion equation
1,553,958.05 : 2,331,297.66 = 488,972.42 : x - Step 2: Convert to fraction form
1,553,958.05/2,331,297.66 = 488,972.42/x - Step 3: Cross multiply
1,553,958.05x = 2,331,297.66 × 488,972.42 - Step 4: Simplify right side
1,553,958.05x = 1,139,940,246,894.05 - Step 5: Solve for x
x = 1,139,940,246,894.05/1,553,958.05 - Step 6: Final answer
x = 733,572.09
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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.