Finding the Fourth Proportional to 1,036,198.97, 1,553,548.02 and 436,831.11
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Solution
The fourth proportional to 1,036,198.97, 1,553,548.02 and 436,831.11 is: 654,930.31
Step by Step Solution
- Step 1: Write the proportion equation
1,036,198.97 : 1,553,548.02 = 436,831.11 : x - Step 2: Convert to fraction form
1,036,198.97/1,553,548.02 = 436,831.11/x - Step 3: Cross multiply
1,036,198.97x = 1,553,548.02 × 436,831.11 - Step 4: Simplify right side
1,036,198.97x = 678,638,106,014.90 - Step 5: Solve for x
x = 678,638,106,014.90/1,036,198.97 - Step 6: Final answer
x = 654,930.31
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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.