Finding the Fourth Proportional to 4,237,283.47, 6,358,724.58 and 1,993,596.43
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Solution
The fourth proportional to 4,237,283.47, 6,358,724.58 and 1,993,596.43 is: 2,991,711.72
Step by Step Solution
- Step 1: Write the proportion equation
4,237,283.47 : 6,358,724.58 = 1,993,596.43 : x - Step 2: Convert to fraction form
4,237,283.47/6,358,724.58 = 1,993,596.43/x - Step 3: Cross multiply
4,237,283.47x = 6,358,724.58 × 1,993,596.43 - Step 4: Simplify right side
4,237,283.47x = 12,676,730,622,041.25 - Step 5: Solve for x
x = 12,676,730,622,041.25/4,237,283.47 - Step 6: Final answer
x = 2,991,711.72
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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.