Finding the Fourth Proportional to 2,329,395.20, 3,214,563.96 and 1,310,800.88
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Solution
The fourth proportional to 2,329,395.20, 3,214,563.96 and 1,310,800.88 is: 1,808,904.42
Step by Step Solution
- Step 1: Write the proportion equation
2,329,395.20 : 3,214,563.96 = 1,310,800.88 : x - Step 2: Convert to fraction form
2,329,395.20/3,214,563.96 = 1,310,800.88/x - Step 3: Cross multiply
2,329,395.20x = 3,214,563.96 × 1,310,800.88 - Step 4: Simplify right side
2,329,395.20x = 4,213,653,267,584.28 - Step 5: Solve for x
x = 4,213,653,267,584.28/2,329,395.20 - Step 6: Final answer
x = 1,808,904.42
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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.