Finding the Fourth Proportional to 3,642,969.96, 5,464,292.94 and 1,247,028.84
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Solution
The fourth proportional to 3,642,969.96, 5,464,292.94 and 1,247,028.84 is: 1,870,487.81
Step by Step Solution
- Step 1: Write the proportion equation
3,642,969.96 : 5,464,292.94 = 1,247,028.84 : x - Step 2: Convert to fraction form
3,642,969.96/5,464,292.94 = 1,247,028.84/x - Step 3: Cross multiply
3,642,969.96x = 5,464,292.94 × 1,247,028.84 - Step 4: Simplify right side
3,642,969.96x = 6,814,130,886,388.39 - Step 5: Solve for x
x = 6,814,130,886,388.39/3,642,969.96 - Step 6: Final answer
x = 1,870,487.81
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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.