Finding the Fourth Proportional to 2,882,282.13, 3,977,549.55 and 1,575,539.37
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Solution
The fourth proportional to 2,882,282.13, 3,977,549.55 and 1,575,539.37 is: 2,174,244.45
Step by Step Solution
- Step 1: Write the proportion equation
2,882,282.13 : 3,977,549.55 = 1,575,539.37 : x - Step 2: Convert to fraction form
2,882,282.13/3,977,549.55 = 1,575,539.37/x - Step 3: Cross multiply
2,882,282.13x = 3,977,549.55 × 1,575,539.37 - Step 4: Simplify right side
2,882,282.13x = 6,266,785,912,150.78 - Step 5: Solve for x
x = 6,266,785,912,150.78/2,882,282.13 - Step 6: Final answer
x = 2,174,244.45
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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.