Finding the Fourth Proportional to 4,993,161.57, 7,483,121.36 and 2,564,216.80
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Solution
The fourth proportional to 4,993,161.57, 7,483,121.36 and 2,564,216.80 is: 3,842,925.01
Step by Step Solution
- Step 1: Write the proportion equation
4,993,161.57 : 7,483,121.36 = 2,564,216.80 : x - Step 2: Convert to fraction form
4,993,161.57/7,483,121.36 = 2,564,216.80/x - Step 3: Cross multiply
4,993,161.57x = 7,483,121.36 × 2,564,216.80 - Step 4: Simplify right side
4,993,161.57x = 19,188,345,500,261.49 - Step 5: Solve for x
x = 19,188,345,500,261.49/4,993,161.57 - Step 6: Final answer
x = 3,842,925.01
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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.