Finding the Fourth Proportional to 4,107,183.34, 6,188,501.80 and 3,403,191.74
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Solution
The fourth proportional to 4,107,183.34, 6,188,501.80 and 3,403,191.74 is: 5,127,761.89
Step by Step Solution
- Step 1: Write the proportion equation
4,107,183.34 : 6,188,501.80 = 3,403,191.74 : x - Step 2: Convert to fraction form
4,107,183.34/6,188,501.80 = 3,403,191.74/x - Step 3: Cross multiply
4,107,183.34x = 6,188,501.80 × 3,403,191.74 - Step 4: Simplify right side
4,107,183.34x = 21,060,658,208,735.13 - Step 5: Solve for x
x = 21,060,658,208,735.13/4,107,183.34 - Step 6: Final answer
x = 5,127,761.89
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.