Finding the Fourth Proportional to 1,239,034.97, 1,858,552.55 and 440,348.03
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Solution
The fourth proportional to 1,239,034.97, 1,858,552.55 and 440,348.03 is: 660,522.07
Step by Step Solution
- Step 1: Write the proportion equation
1,239,034.97 : 1,858,552.55 = 440,348.03 : x - Step 2: Convert to fraction form
1,239,034.97/1,858,552.55 = 440,348.03/x - Step 3: Cross multiply
1,239,034.97x = 1,858,552.55 × 440,348.03 - Step 4: Simplify right side
1,239,034.97x = 818,409,942,549.47 - Step 5: Solve for x
x = 818,409,942,549.47/1,239,034.97 - Step 6: Final answer
x = 660,522.07
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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.