Finding the Fourth Proportional to 2,998,161.28, 4,497,556.92 and 976,562.74
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Solution
The fourth proportional to 2,998,161.28, 4,497,556.92 and 976,562.74 is: 1,464,946.71
Step by Step Solution
- Step 1: Write the proportion equation
2,998,161.28 : 4,497,556.92 = 976,562.74 : x - Step 2: Convert to fraction form
2,998,161.28/4,497,556.92 = 976,562.74/x - Step 3: Cross multiply
2,998,161.28x = 4,497,556.92 × 976,562.74 - Step 4: Simplify right side
2,998,161.28x = 4,392,146,509,101.16 - Step 5: Solve for x
x = 4,392,146,509,101.16/2,998,161.28 - Step 6: Final answer
x = 1,464,946.71
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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.