Finding the Fourth Proportional to 4,188,014.20, 6,283,187.70 and 2,058,167.80
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Solution
The fourth proportional to 4,188,014.20, 6,283,187.70 and 2,058,167.80 is: 3,087,824.92
Step by Step Solution
- Step 1: Write the proportion equation
4,188,014.20 : 6,283,187.70 = 2,058,167.80 : x - Step 2: Convert to fraction form
4,188,014.20/6,283,187.70 = 2,058,167.80/x - Step 3: Cross multiply
4,188,014.20x = 6,283,187.70 × 2,058,167.80 - Step 4: Simplify right side
4,188,014.20x = 12,931,854,605,496.06 - Step 5: Solve for x
x = 12,931,854,605,496.06/4,188,014.20 - Step 6: Final answer
x = 3,087,824.92
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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.