Finding the Fourth Proportional to 1,446,839.58, 2,170,048.14 and 421,894.44
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Solution
The fourth proportional to 1,446,839.58, 2,170,048.14 and 421,894.44 is: 632,780.07
Step by Step Solution
- Step 1: Write the proportion equation
1,446,839.58 : 2,170,048.14 = 421,894.44 : x - Step 2: Convert to fraction form
1,446,839.58/2,170,048.14 = 421,894.44/x - Step 3: Cross multiply
1,446,839.58x = 2,170,048.14 × 421,894.44 - Step 4: Simplify right side
1,446,839.58x = 915,531,244,798.34 - Step 5: Solve for x
x = 915,531,244,798.34/1,446,839.58 - Step 6: Final answer
x = 632,780.07
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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.