Finding the Fourth Proportional to 2,148,375.21, 2,964,698.58 and 1,181,505.48
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Solution
The fourth proportional to 2,148,375.21, 2,964,698.58 and 1,181,505.48 is: 1,630,445.00
Step by Step Solution
- Step 1: Write the proportion equation
2,148,375.21 : 2,964,698.58 = 1,181,505.48 : x - Step 2: Convert to fraction form
2,148,375.21/2,964,698.58 = 1,181,505.48/x - Step 3: Cross multiply
2,148,375.21x = 2,964,698.58 × 1,181,505.48 - Step 4: Simplify right side
2,148,375.21x = 3,502,807,618,818.22 - Step 5: Solve for x
x = 3,502,807,618,818.22/2,148,375.21 - Step 6: Final answer
x = 1,630,445.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.