Finding the Fourth Proportional to 4,253,586.12, 6,380,346.38 and 1,058,690.84
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Solution
The fourth proportional to 4,253,586.12, 6,380,346.38 and 1,058,690.84 is: 1,588,028.09
Step by Step Solution
- Step 1: Write the proportion equation
4,253,586.12 : 6,380,346.38 = 1,058,690.84 : x - Step 2: Convert to fraction form
4,253,586.12/6,380,346.38 = 1,058,690.84/x - Step 3: Cross multiply
4,253,586.12x = 6,380,346.38 × 1,058,690.84 - Step 4: Simplify right side
4,253,586.12x = 6,754,814,231,337.97 - Step 5: Solve for x
x = 6,754,814,231,337.97/4,253,586.12 - Step 6: Final answer
x = 1,588,028.09
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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.