Finding the Fourth Proportional to 3,052,075.51, 4,211,707.07 and 1,811,737.90
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Solution
The fourth proportional to 3,052,075.51, 4,211,707.07 and 1,811,737.90 is: 2,500,105.02
Step by Step Solution
- Step 1: Write the proportion equation
3,052,075.51 : 4,211,707.07 = 1,811,737.90 : x - Step 2: Convert to fraction form
3,052,075.51/4,211,707.07 = 1,811,737.90/x - Step 3: Cross multiply
3,052,075.51x = 4,211,707.07 × 1,811,737.90 - Step 4: Simplify right side
3,052,075.51x = 7,630,509,301,358.42 - Step 5: Solve for x
x = 7,630,509,301,358.42/3,052,075.51 - Step 6: Final answer
x = 2,500,105.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.