Finding the Fourth Proportional to 2,895,871.30, 3,996,291.33 and 1,589,144.97
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Solution
The fourth proportional to 2,895,871.30, 3,996,291.33 and 1,589,144.97 is: 2,193,013.99
Step by Step Solution
- Step 1: Write the proportion equation
2,895,871.30 : 3,996,291.33 = 1,589,144.97 : x - Step 2: Convert to fraction form
2,895,871.30/3,996,291.33 = 1,589,144.97/x - Step 3: Cross multiply
2,895,871.30x = 3,996,291.33 × 1,589,144.97 - Step 4: Simplify right side
2,895,871.30x = 6,350,686,280,710.20 - Step 5: Solve for x
x = 6,350,686,280,710.20/2,895,871.30 - Step 6: Final answer
x = 2,193,013.99
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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.