Finding the Fourth Proportional to 2,425,385.30, 3,638,515.35 and 1,005,584.90
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Solution
The fourth proportional to 2,425,385.30, 3,638,515.35 and 1,005,584.90 is: 1,508,558.70
Step by Step Solution
- Step 1: Write the proportion equation
2,425,385.30 : 3,638,515.35 = 1,005,584.90 : x - Step 2: Convert to fraction form
2,425,385.30/3,638,515.35 = 1,005,584.90/x - Step 3: Cross multiply
2,425,385.30x = 3,638,515.35 × 1,005,584.90 - Step 4: Simplify right side
2,425,385.30x = 3,658,836,094,378.22 - Step 5: Solve for x
x = 3,658,836,094,378.22/2,425,385.30 - Step 6: Final answer
x = 1,508,558.70
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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.