Finding the Fourth Proportional to 4,889,048.20, 7,340,771.32 and 2,734,295.02
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Solution
The fourth proportional to 4,889,048.20, 7,340,771.32 and 2,734,295.02 is: 4,105,468.72
Step by Step Solution
- Step 1: Write the proportion equation
4,889,048.20 : 7,340,771.32 = 2,734,295.02 : x - Step 2: Convert to fraction form
4,889,048.20/7,340,771.32 = 2,734,295.02/x - Step 3: Cross multiply
4,889,048.20x = 7,340,771.32 × 2,734,295.02 - Step 4: Simplify right side
4,889,048.20x = 20,071,834,438,047.16 - Step 5: Solve for x
x = 20,071,834,438,047.16/4,889,048.20 - Step 6: Final answer
x = 4,105,468.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.