Finding the Fourth Proportional to 2,592,391.05, 3,888,586.58 and 909,664.65
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Solution
The fourth proportional to 2,592,391.05, 3,888,586.58 and 909,664.65 is: 1,364,496.98
Step by Step Solution
- Step 1: Write the proportion equation
2,592,391.05 : 3,888,586.58 = 909,664.65 : x - Step 2: Convert to fraction form
2,592,391.05/3,888,586.58 = 909,664.65/x - Step 3: Cross multiply
2,592,391.05x = 3,888,586.58 × 909,664.65 - Step 4: Simplify right side
2,592,391.05x = 3,537,309,745,742.07 - Step 5: Solve for x
x = 3,537,309,745,742.07/2,592,391.05 - Step 6: Final answer
x = 1,364,496.98
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1.5x scale
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.