Finding the Fourth Proportional to 4,738,440.84, 7,107,655.48 and 1,543,561.80
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Solution
The fourth proportional to 4,738,440.84, 7,107,655.48 and 1,543,561.80 is: 2,315,340.82
Step by Step Solution
- Step 1: Write the proportion equation
4,738,440.84 : 7,107,655.48 = 1,543,561.80 : x - Step 2: Convert to fraction form
4,738,440.84/7,107,655.48 = 1,543,561.80/x - Step 3: Cross multiply
4,738,440.84x = 7,107,655.48 × 1,543,561.80 - Step 4: Simplify right side
4,738,440.84x = 10,971,105,486,488.66 - Step 5: Solve for x
x = 10,971,105,486,488.66/4,738,440.84 - Step 6: Final answer
x = 2,315,340.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.