Finding the Fourth Proportional to 1,668,714.78, 2,302,812.54 and 943,704.84
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Solution
The fourth proportional to 1,668,714.78, 2,302,812.54 and 943,704.84 is: 1,302,304.84
Step by Step Solution
- Step 1: Write the proportion equation
1,668,714.78 : 2,302,812.54 = 943,704.84 : x - Step 2: Convert to fraction form
1,668,714.78/2,302,812.54 = 943,704.84/x - Step 3: Cross multiply
1,668,714.78x = 2,302,812.54 × 943,704.84 - Step 4: Simplify right side
1,668,714.78x = 2,173,175,339,610.69 - Step 5: Solve for x
x = 2,173,175,339,610.69/1,668,714.78 - Step 6: Final answer
x = 1,302,304.84
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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.