Finding the Fourth Proportional to 2,488,208.75, 3,733,211.67 and 869,216.80
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Solution
The fourth proportional to 2,488,208.75, 3,733,211.67 and 869,216.80 is: 1,304,139.09
Step by Step Solution
- Step 1: Write the proportion equation
2,488,208.75 : 3,733,211.67 = 869,216.80 : x - Step 2: Convert to fraction form
2,488,208.75/3,733,211.67 = 869,216.80/x - Step 3: Cross multiply
2,488,208.75x = 3,733,211.67 × 869,216.80 - Step 4: Simplify right side
2,488,208.75x = 3,244,970,301,520.06 - Step 5: Solve for x
x = 3,244,970,301,520.06/2,488,208.75 - Step 6: Final answer
x = 1,304,139.09
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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.