Finding the Fourth Proportional to 4,126,483.36, 5,694,290.80 and 2,290,834.60
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Solution
The fourth proportional to 4,126,483.36, 5,694,290.80 and 2,290,834.60 is: 3,161,209.50
Step by Step Solution
- Step 1: Write the proportion equation
4,126,483.36 : 5,694,290.80 = 2,290,834.60 : x - Step 2: Convert to fraction form
4,126,483.36/5,694,290.80 = 2,290,834.60/x - Step 3: Cross multiply
4,126,483.36x = 5,694,290.80 × 2,290,834.60 - Step 4: Simplify right side
4,126,483.36x = 13,044,678,387,101.68 - Step 5: Solve for x
x = 13,044,678,387,101.68/4,126,483.36 - Step 6: Final answer
x = 3,161,209.50
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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.