Finding the Fourth Proportional to 5,585,349.60, 8,372,494.80 and 2,743,135.20
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Solution
The fourth proportional to 5,585,349.60, 8,372,494.80 and 2,743,135.20 is: 4,111,987.05
Step by Step Solution
- Step 1: Write the proportion equation
5,585,349.60 : 8,372,494.80 = 2,743,135.20 : x - Step 2: Convert to fraction form
5,585,349.60/8,372,494.80 = 2,743,135.20/x - Step 3: Cross multiply
5,585,349.60x = 8,372,494.80 × 2,743,135.20 - Step 4: Simplify right side
5,585,349.60x = 22,966,885,197,696.96 - Step 5: Solve for x
x = 22,966,885,197,696.96/5,585,349.60 - Step 6: Final answer
x = 4,111,987.05
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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.