Finding the Fourth Proportional to 3,565,094.41, 4,920,459.16 and 2,115,589.08
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Solution
The fourth proportional to 3,565,094.41, 4,920,459.16 and 2,115,589.08 is: 2,919,886.12
Step by Step Solution
- Step 1: Write the proportion equation
3,565,094.41 : 4,920,459.16 = 2,115,589.08 : x - Step 2: Convert to fraction form
3,565,094.41/4,920,459.16 = 2,115,589.08/x - Step 3: Cross multiply
3,565,094.41x = 4,920,459.16 × 2,115,589.08 - Step 4: Simplify right side
3,565,094.41x = 10,409,669,684,611.45 - Step 5: Solve for x
x = 10,409,669,684,611.45/3,565,094.41 - Step 6: Final answer
x = 2,919,886.12
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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.