Finding the Fourth Proportional to 3,161,031.93, 4,362,224.36 and 1,710,737.87
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Solution
The fourth proportional to 3,161,031.93, 4,362,224.36 and 1,710,737.87 is: 2,360,818.41
Step by Step Solution
- Step 1: Write the proportion equation
3,161,031.93 : 4,362,224.36 = 1,710,737.87 : x - Step 2: Convert to fraction form
3,161,031.93/4,362,224.36 = 1,710,737.87/x - Step 3: Cross multiply
3,161,031.93x = 4,362,224.36 × 1,710,737.87 - Step 4: Simplify right side
3,161,031.93x = 7,462,622,379,723.70 - Step 5: Solve for x
x = 7,462,622,379,723.70/3,161,031.93 - Step 6: Final answer
x = 2,360,818.41
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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.