Finding the Fourth Proportional to 2,133,158.98, 2,943,764.68 and 1,166,351.66
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Solution
The fourth proportional to 2,133,158.98, 2,943,764.68 and 1,166,351.66 is: 1,609,568.18
Step by Step Solution
- Step 1: Write the proportion equation
2,133,158.98 : 2,943,764.68 = 1,166,351.66 : x - Step 2: Convert to fraction form
2,133,158.98/2,943,764.68 = 1,166,351.66/x - Step 3: Cross multiply
2,133,158.98x = 2,943,764.68 × 1,166,351.66 - Step 4: Simplify right side
2,133,158.98x = 3,433,464,821,167.37 - Step 5: Solve for x
x = 3,433,464,821,167.37/2,133,158.98 - Step 6: Final answer
x = 1,609,568.18
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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.