Finding the Fourth Proportional to 4,438,950.85, 6,639,191.26 and 2,612,964.06
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Solution
The fourth proportional to 4,438,950.85, 6,639,191.26 and 2,612,964.06 is: 3,908,123.50
Step by Step Solution
- Step 1: Write the proportion equation
4,438,950.85 : 6,639,191.26 = 2,612,964.06 : x - Step 2: Convert to fraction form
4,438,950.85/6,639,191.26 = 2,612,964.06/x - Step 3: Cross multiply
4,438,950.85x = 6,639,191.26 × 2,612,964.06 - Step 4: Simplify right side
4,438,950.85x = 17,347,968,143,313.71 - Step 5: Solve for x
x = 17,347,968,143,313.71/4,438,950.85 - Step 6: Final answer
x = 3,908,123.50
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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.