Finding the Fourth Proportional to 1,454,536.62, 2,181,931.02 and 443,886.12
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Solution
The fourth proportional to 1,454,536.62, 2,181,931.02 and 443,886.12 is: 665,867.66
Step by Step Solution
- Step 1: Write the proportion equation
1,454,536.62 : 2,181,931.02 = 443,886.12 : x - Step 2: Convert to fraction form
1,454,536.62/2,181,931.02 = 443,886.12/x - Step 3: Cross multiply
1,454,536.62x = 2,181,931.02 × 443,886.12 - Step 4: Simplify right side
1,454,536.62x = 968,528,894,575.44 - Step 5: Solve for x
x = 968,528,894,575.44/1,454,536.62 - Step 6: Final answer
x = 665,867.66
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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.