Finding the Fourth Proportional to 4,545,136.86, 6,274,559.67 and 2,826,811.26
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Solution
The fourth proportional to 4,545,136.86, 6,274,559.67 and 2,826,811.26 is: 3,902,411.85
Step by Step Solution
- Step 1: Write the proportion equation
4,545,136.86 : 6,274,559.67 = 2,826,811.26 : x - Step 2: Convert to fraction form
4,545,136.86/6,274,559.67 = 2,826,811.26/x - Step 3: Cross multiply
4,545,136.86x = 6,274,559.67 × 2,826,811.26 - Step 4: Simplify right side
4,545,136.86x = 17,736,995,926,697.88 - Step 5: Solve for x
x = 17,736,995,926,697.88/4,545,136.86 - Step 6: Final answer
x = 3,902,411.85
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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.