Finding the Fourth Proportional to 3,739,423.28, 5,159,525.42 and 2,269,298.53
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Solution
The fourth proportional to 3,739,423.28, 5,159,525.42 and 2,269,298.53 is: 3,131,098.72
Step by Step Solution
- Step 1: Write the proportion equation
3,739,423.28 : 5,159,525.42 = 2,269,298.53 : x - Step 2: Convert to fraction form
3,739,423.28/5,159,525.42 = 2,269,298.53/x - Step 3: Cross multiply
3,739,423.28x = 5,159,525.42 × 2,269,298.53 - Step 4: Simplify right side
3,739,423.28x = 11,708,503,430,979.25 - Step 5: Solve for x
x = 11,708,503,430,979.25/3,739,423.28 - Step 6: Final answer
x = 3,131,098.72
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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.