Finding the Fourth Proportional to 3,546,502.90, 5,319,754.35 and 2,426,758.90
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Solution
The fourth proportional to 3,546,502.90, 5,319,754.35 and 2,426,758.90 is: 3,640,138.35
Step by Step Solution
- Step 1: Write the proportion equation
3,546,502.90 : 5,319,754.35 = 2,426,758.90 : x - Step 2: Convert to fraction form
3,546,502.90/5,319,754.35 = 2,426,758.90/x - Step 3: Cross multiply
3,546,502.90x = 5,319,754.35 × 2,426,758.90 - Step 4: Simplify right side
3,546,502.90x = 12,909,761,214,676.21 - Step 5: Solve for x
x = 12,909,761,214,676.21/3,546,502.90 - Step 6: Final answer
x = 3,640,138.35
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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.