Finding the Fourth Proportional to 2,047,247.38, 2,825,181.88 and 1,129,483.90
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Solution
The fourth proportional to 2,047,247.38, 2,825,181.88 and 1,129,483.90 is: 1,558,677.02
Step by Step Solution
- Step 1: Write the proportion equation
2,047,247.38 : 2,825,181.88 = 1,129,483.90 : x - Step 2: Convert to fraction form
2,047,247.38/2,825,181.88 = 1,129,483.90/x - Step 3: Cross multiply
2,047,247.38x = 2,825,181.88 × 1,129,483.90 - Step 4: Simplify right side
2,047,247.38x = 3,190,997,448,031.73 - Step 5: Solve for x
x = 3,190,997,448,031.73/2,047,247.38 - Step 6: Final answer
x = 1,558,677.02
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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.