Finding the Fourth Proportional to 2,865,006.99, 3,954,271.50 and 1,642,132.44
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Solution
The fourth proportional to 2,865,006.99, 3,954,271.50 and 1,642,132.44 is: 2,266,464.80
Step by Step Solution
- Step 1: Write the proportion equation
2,865,006.99 : 3,954,271.50 = 1,642,132.44 : x - Step 2: Convert to fraction form
2,865,006.99/3,954,271.50 = 1,642,132.44/x - Step 3: Cross multiply
2,865,006.99x = 3,954,271.50 × 1,642,132.44 - Step 4: Simplify right side
2,865,006.99x = 6,493,437,506,717.46 - Step 5: Solve for x
x = 6,493,437,506,717.46/2,865,006.99 - Step 6: Final answer
x = 2,266,464.80
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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.