Finding the Fourth Proportional to 2,519,625.60, 3,779,438.40 and 836,729.10
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Solution
The fourth proportional to 2,519,625.60, 3,779,438.40 and 836,729.10 is: 1,255,093.65
Step by Step Solution
- Step 1: Write the proportion equation
2,519,625.60 : 3,779,438.40 = 836,729.10 : x - Step 2: Convert to fraction form
2,519,625.60/3,779,438.40 = 836,729.10/x - Step 3: Cross multiply
2,519,625.60x = 3,779,438.40 × 836,729.10 - Step 4: Simplify right side
2,519,625.60x = 3,162,366,090,937.44 - Step 5: Solve for x
x = 3,162,366,090,937.44/2,519,625.60 - Step 6: Final answer
x = 1,255,093.65
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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.