Finding the Fourth Proportional to 2,269,277.20, 3,399,323.10 and 1,413,722.80
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Solution
The fourth proportional to 2,269,277.20, 3,399,323.10 and 1,413,722.80 is: 2,117,723.02
Step by Step Solution
- Step 1: Write the proportion equation
2,269,277.20 : 3,399,323.10 = 1,413,722.80 : x - Step 2: Convert to fraction form
2,269,277.20/3,399,323.10 = 1,413,722.80/x - Step 3: Cross multiply
2,269,277.20x = 3,399,323.10 × 1,413,722.80 - Step 4: Simplify right side
2,269,277.20x = 4,805,700,571,036.68 - Step 5: Solve for x
x = 4,805,700,571,036.68/2,269,277.20 - Step 6: Final answer
x = 2,117,723.02
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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.