Finding the Fourth Proportional to 2,479,138.41, 3,720,700.62 and 1,281,411.66
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Solution
The fourth proportional to 2,479,138.41, 3,720,700.62 and 1,281,411.66 is: 1,923,147.63
Step by Step Solution
- Step 1: Write the proportion equation
2,479,138.41 : 3,720,700.62 = 1,281,411.66 : x - Step 2: Convert to fraction form
2,479,138.41/3,720,700.62 = 1,281,411.66/x - Step 3: Cross multiply
2,479,138.41x = 3,720,700.62 × 1,281,411.66 - Step 4: Simplify right side
2,479,138.41x = 4,767,749,157,837.23 - Step 5: Solve for x
x = 4,767,749,157,837.23/2,479,138.41 - Step 6: Final answer
x = 1,923,147.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.