Finding the Fourth Proportional to 4,019,134.64, 5,546,376.07 and 2,183,608.01
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Solution
The fourth proportional to 4,019,134.64, 5,546,376.07 and 2,183,608.01 is: 3,013,362.91
Step by Step Solution
- Step 1: Write the proportion equation
4,019,134.64 : 5,546,376.07 = 2,183,608.01 : x - Step 2: Convert to fraction form
4,019,134.64/5,546,376.07 = 2,183,608.01/x - Step 3: Cross multiply
4,019,134.64x = 5,546,376.07 × 2,183,608.01 - Step 4: Simplify right side
4,019,134.64x = 12,111,111,221,331.24 - Step 5: Solve for x
x = 12,111,111,221,331.24/4,019,134.64 - Step 6: Final answer
x = 3,013,362.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.