Finding the Fourth Proportional to 2,037,395.85, 2,811,589.83 and 1,107,095.46
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Solution
The fourth proportional to 2,037,395.85, 2,811,589.83 and 1,107,095.46 is: 1,527,782.80
Step by Step Solution
- Step 1: Write the proportion equation
2,037,395.85 : 2,811,589.83 = 1,107,095.46 : x - Step 2: Convert to fraction form
2,037,395.85/2,811,589.83 = 1,107,095.46/x - Step 3: Cross multiply
2,037,395.85x = 2,811,589.83 × 1,107,095.46 - Step 4: Simplify right side
2,037,395.85x = 3,112,698,336,175.17 - Step 5: Solve for x
x = 3,112,698,336,175.17/2,037,395.85 - Step 6: Final answer
x = 1,527,782.80
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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.