Finding the Fourth Proportional to 3,449,518.84, 5,174,597.81 and 1,174,278.66
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Solution
The fourth proportional to 3,449,518.84, 5,174,597.81 and 1,174,278.66 is: 1,761,526.77
Step by Step Solution
- Step 1: Write the proportion equation
3,449,518.84 : 5,174,597.81 = 1,174,278.66 : x - Step 2: Convert to fraction form
3,449,518.84/5,174,597.81 = 1,174,278.66/x - Step 3: Cross multiply
3,449,518.84x = 5,174,597.81 × 1,174,278.66 - Step 4: Simplify right side
3,449,518.84x = 6,076,419,782,365.73 - Step 5: Solve for x
x = 6,076,419,782,365.73/3,449,518.84 - Step 6: Final answer
x = 1,761,526.77
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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.