Finding the Fourth Proportional to 3,014,233.29, 4,159,400.63 and 1,724,778.09
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Solution
The fourth proportional to 3,014,233.29, 4,159,400.63 and 1,724,778.09 is: 2,380,055.68
Step by Step Solution
- Step 1: Write the proportion equation
3,014,233.29 : 4,159,400.63 = 1,724,778.09 : x - Step 2: Convert to fraction form
3,014,233.29/4,159,400.63 = 1,724,778.09/x - Step 3: Cross multiply
3,014,233.29x = 4,159,400.63 × 1,724,778.09 - Step 4: Simplify right side
3,014,233.29x = 7,174,043,065,532.31 - Step 5: Solve for x
x = 7,174,043,065,532.31/3,014,233.29 - Step 6: Final answer
x = 2,380,055.68
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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.