Finding the Fourth Proportional to 3,707,642.74, 5,559,432.23 and 1,148,147.14
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Solution
The fourth proportional to 3,707,642.74, 5,559,432.23 and 1,148,147.14 is: 1,721,591.50
Step by Step Solution
- Step 1: Write the proportion equation
3,707,642.74 : 5,559,432.23 = 1,148,147.14 : x - Step 2: Convert to fraction form
3,707,642.74/5,559,432.23 = 1,148,147.14/x - Step 3: Cross multiply
3,707,642.74x = 5,559,432.23 × 1,148,147.14 - Step 4: Simplify right side
3,707,642.74x = 6,383,046,214,898.32 - Step 5: Solve for x
x = 6,383,046,214,898.32/3,707,642.74 - Step 6: Final answer
x = 1,721,591.50
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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.