Finding the Fourth Proportional to 1,364,930.80, 1,883,599.04 and 753,121.60
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Solution
The fourth proportional to 1,364,930.80, 1,883,599.04 and 753,121.60 is: 1,039,304.79
Step by Step Solution
- Step 1: Write the proportion equation
1,364,930.80 : 1,883,599.04 = 753,121.60 : x - Step 2: Convert to fraction form
1,364,930.80/1,883,599.04 = 753,121.60/x - Step 3: Cross multiply
1,364,930.80x = 1,883,599.04 × 753,121.60 - Step 4: Simplify right side
1,364,930.80x = 1,418,579,119,937.07 - Step 5: Solve for x
x = 1,418,579,119,937.07/1,364,930.80 - Step 6: Final answer
x = 1,039,304.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.