Finding the Fourth Proportional to 4,489,525.20, 6,735,282.90 and 1,294,402.05
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Solution
The fourth proportional to 4,489,525.20, 6,735,282.90 and 1,294,402.05 is: 1,941,889.98
Step by Step Solution
- Step 1: Write the proportion equation
4,489,525.20 : 6,735,282.90 = 1,294,402.05 : x - Step 2: Convert to fraction form
4,489,525.20/6,735,282.90 = 1,294,402.05/x - Step 3: Cross multiply
4,489,525.20x = 6,735,282.90 × 1,294,402.05 - Step 4: Simplify right side
4,489,525.20x = 8,718,163,993,089.95 - Step 5: Solve for x
x = 8,718,163,993,089.95/4,489,525.20 - Step 6: Final answer
x = 1,941,889.98
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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.