Finding the Fourth Proportional to 2,921,002.62, 4,381,639.26 and 899,337.09
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Solution
The fourth proportional to 2,921,002.62, 4,381,639.26 and 899,337.09 is: 1,349,047.30
Step by Step Solution
- Step 1: Write the proportion equation
2,921,002.62 : 4,381,639.26 = 899,337.09 : x - Step 2: Convert to fraction form
2,921,002.62/4,381,639.26 = 899,337.09/x - Step 3: Cross multiply
2,921,002.62x = 4,381,639.26 × 899,337.09 - Step 4: Simplify right side
2,921,002.62x = 3,940,570,701,518.15 - Step 5: Solve for x
x = 3,940,570,701,518.15/2,921,002.62 - Step 6: Final answer
x = 1,349,047.30
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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.