Finding the Fourth Proportional to 4,089,121.08, 6,133,745.70 and 1,210,780.02
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Solution
The fourth proportional to 4,089,121.08, 6,133,745.70 and 1,210,780.02 is: 1,816,189.00
Step by Step Solution
- Step 1: Write the proportion equation
4,089,121.08 : 6,133,745.70 = 1,210,780.02 : x - Step 2: Convert to fraction form
4,089,121.08/6,133,745.70 = 1,210,780.02/x - Step 3: Cross multiply
4,089,121.08x = 6,133,745.70 × 1,210,780.02 - Step 4: Simplify right side
4,089,121.08x = 7,426,616,741,320.91 - Step 5: Solve for x
x = 7,426,616,741,320.91/4,089,121.08 - Step 6: Final answer
x = 1,816,189.00
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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.