Finding the Fourth Proportional to 4,000,310.83, 6,000,830.84 and 1,303,943.95
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Solution
The fourth proportional to 4,000,310.83, 6,000,830.84 and 1,303,943.95 is: 1,956,034.77
Step by Step Solution
- Step 1: Write the proportion equation
4,000,310.83 : 6,000,830.84 = 1,303,943.95 : x - Step 2: Convert to fraction form
4,000,310.83/6,000,830.84 = 1,303,943.95/x - Step 3: Cross multiply
4,000,310.83x = 6,000,830.84 × 1,303,943.95 - Step 4: Simplify right side
4,000,310.83x = 7,824,747,068,791.42 - Step 5: Solve for x
x = 7,824,747,068,791.42/4,000,310.83 - Step 6: Final answer
x = 1,956,034.77
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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.