Finding the Fourth Proportional to 2,418,014.62, 3,336,860.12 and 1,330,262.80
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Solution
The fourth proportional to 2,418,014.62, 3,336,860.12 and 1,330,262.80 is: 1,835,762.63
Step by Step Solution
- Step 1: Write the proportion equation
2,418,014.62 : 3,336,860.12 = 1,330,262.80 : x - Step 2: Convert to fraction form
2,418,014.62/3,336,860.12 = 1,330,262.80/x - Step 3: Cross multiply
2,418,014.62x = 3,336,860.12 × 1,330,262.80 - Step 4: Simplify right side
2,418,014.62x = 4,438,900,886,439.54 - Step 5: Solve for x
x = 4,438,900,886,439.54/2,418,014.62 - Step 6: Final answer
x = 1,835,762.63
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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.