Finding the Fourth Proportional to 2,149,771.14, 3,225,210.75 and 1,543,262.58
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Solution
The fourth proportional to 2,149,771.14, 3,225,210.75 and 1,543,262.58 is: 2,315,291.60
Step by Step Solution
- Step 1: Write the proportion equation
2,149,771.14 : 3,225,210.75 = 1,543,262.58 : x - Step 2: Convert to fraction form
2,149,771.14/3,225,210.75 = 1,543,262.58/x - Step 3: Cross multiply
2,149,771.14x = 3,225,210.75 × 1,543,262.58 - Step 4: Simplify right side
2,149,771.14x = 4,977,347,063,088.74 - Step 5: Solve for x
x = 4,977,347,063,088.74/2,149,771.14 - Step 6: Final answer
x = 2,315,291.60
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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.