Finding the Fourth Proportional to 3,707,031.76, 5,559,474.06 and 1,113,231.99
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Solution
The fourth proportional to 3,707,031.76, 5,559,474.06 and 1,113,231.99 is: 1,669,525.59
Step by Step Solution
- Step 1: Write the proportion equation
3,707,031.76 : 5,559,474.06 = 1,113,231.99 : x - Step 2: Convert to fraction form
3,707,031.76/5,559,474.06 = 1,113,231.99/x - Step 3: Cross multiply
3,707,031.76x = 5,559,474.06 × 1,113,231.99 - Step 4: Simplify right side
3,707,031.76x = 6,188,984,371,167.18 - Step 5: Solve for x
x = 6,188,984,371,167.18/3,707,031.76 - Step 6: Final answer
x = 1,669,525.59
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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.