Finding the Fourth Proportional to 4,048,967.20, 6,075,783.60 and 1,526,432.80
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Solution
The fourth proportional to 4,048,967.20, 6,075,783.60 and 1,526,432.80 is: 2,290,528.65
Step by Step Solution
- Step 1: Write the proportion equation
4,048,967.20 : 6,075,783.60 = 1,526,432.80 : x - Step 2: Convert to fraction form
4,048,967.20/6,075,783.60 = 1,526,432.80/x - Step 3: Cross multiply
4,048,967.20x = 6,075,783.60 × 1,526,432.80 - Step 4: Simplify right side
4,048,967.20x = 9,274,275,372,742.08 - Step 5: Solve for x
x = 9,274,275,372,742.08/4,048,967.20 - Step 6: Final answer
x = 2,290,528.65
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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.